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3rd Grade Mathematics Skills

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Links verified 4/27/08
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Worksheet Generator - This web site will allow you to create printable math worksheets from your browser.
(addition, subtraction, multiplication, division, mixed problems, fractions, measurement, fractions, graphing, telling time, and a one-hundred chart)
Math Teachers' Toolkit - Compilation of Flash resources to help students understand concepts.

a site for teachers | a PowerPoint show | Adobe Acrobat document | a Word document sound | video format | interactive lesson | a quiz | lesson plan | to print

1. Count by 10's , Count by 100's, Count by 1000's - from Free Math Test
2. Worksheets to print are also available supporting instruction of this topic

1. Ghost Blasters (Odd) - Click on ghosts that are even numbers. Click as many times as you can, you can get multiple points on each ghost.
2. Ghost Blasters (Even) - Click on ghosts that are even numbers. Click as many times as you can, you can get multiple points on each ghost.
3. Me Too - [this link opens on a new page] classify whole numbers as odd or even (Author - Jan Dykes)
4. Twins - [this link opens on a new page] identify odd and even numbers (Author - Sandi King)
5. Worksheet Generator - Print your own one hundred chart. A one hundred chart can be used to teach counting or skip counting.

1. Adding - 1-3, 2-5, 3-8, 5-10, 5-20, 10-99, customize for any number range - from FreeMathTest
   1. Worksheets to print are also available supporting instruction of this topic
2. Addition Surprise - fill in sums in the addition grid to complete a surprise picture
3. Ambleweb Addition Machine - select Level 1 to practice this spi [addition only]
4. Are You a Math Magician? - Two levels of practice with several operations are available; addition, subtraction, multiplication or division. Mixed practice is also available; addition and subtraction, multiplication and division, or a mix of all four. Select the level appropriate for this spi. Addition game & Subtraction game also available
5. Arithmetic Four - [A game like Connect Four] A pair of students must answer arithmetic questions (select addition or subtraction) to earn a piece to place on the board. Select the easy level for one-digit numbers
6. Checking Subtraction - [this link opens on a new page] Students explore the inverse relationship of addition and subtraction. (Author - Sandi King)
7. Circus Fun - [this link opens on a new page] add up to three digits with regrouping (Author - Kaye Maddox)
8. Ghost Blasters II (addition practice) - [two players] Students must “blast” a pair of ghosts whose sum equals some number specified before the game begins. Sums from 5 to 99 can be set.
9. Fill-in Equation - supply the missing number in subtraction equations
10. It's A Fact - [this link opens on a new page] practice basic subtraction facts (Author - Kaye Maddox)
11. Math Facts - timed math facts, or select practice mode without the timer
12. Math Facts from Harcourt School - (K-3) Content available at the site: Addition and Subtraction sums and differences to 10, 12, and 20; Multiplication and Division facts to 5, to 10, to 12. Verbal instructions are included and students can select timed or untimed. (30 facts)
13. Timed Addition Facts - at end of 60 seconds this site shows the score and answers to problems - select addition and practice your facts
14. Math Mastery - select subtraction and practice your facts
15. Math Mayhem - a fast paced program where you can select addition problems - (warning: turn sound to mute; this activity gets very loud!) Some two-digit numbers are used, but most are one-digit.
16. Mental Math - select Addition of Subtraction to practice your skills. Choose the green dot for one-digit numbers
17. Number Families - fill in the missing numeral when given the family of addition and subtraction values
    1. More practice can be found here in the relationships between addition and subtraction.
18. SpacyMath - You must sign in, but you can use the same log on for everyone in the class. - choose from addition or subtraction
19. Speed Grid: Addition - [level 1] Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
20. Speed Grid: Subtraction - [level 1] Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
21. Subtraction - 1-3, 2-5, 3-8, 5-10, 5-20, 10-99, customize for any number range - from FreeMathTest
    1. Worksheets to print are also available supporting instruction of this topic
22. Sum Sense (Addition) - Students practice single digit addition by dragging numbers to complete the sentence.
23. Sum Sense (Subtraction) - Students practice single digit subtraction by dragging numbers to complete the sentence.
24. What number would complete this sentence? - find the missing addend

1. Trading Game - [this link opens on a new page] explore regrouping using place value blocks (Author - Sandi King)

1. Expanded Form of Numbers - write the numeral the expanded form represents
2. Identifying Place Values - when given a numeral, identify the place value of the digits
3. My Place - [this link opens on a new page] learn that the value of a digit is determined by the placement of that digit (Author - Sandi King)
4. Place Value - 10 to 99, 100 to 999, 1000 to 9999, customize smallest and largest numbers - from FreeMathTest
   1. Worksheets to print are also available supporting instruction of this topic
5. Place Value - this video lesson explains place value in whole numbers and decimal numbers, and then gives your students the chance to show understanding on a quiz.
6. Place Value - [this link opens on a new page] Enter your own number or generate a random number, then answer questions about the place values
7. Place Value Party - Choose any ages to start, then trade candles until both cakes have the same number.
8. Place Value Strategy - [game for one or two players] a spinner is used to select a number, players then decide where to place the number in order to make the greatest possible decimal value
9. Place Value in Words and Numbers - type correct numeral to represent the words
10. Reading 3 digit numbers - match the numeral with the number words
11. Specific Place - find the numeral in a specific place value
12. There Must Be Thousands - [this link opens on a new page] read, write and identify numerals to the hundred thousands (Author - Sandi King) [this exercise goes to hundred thousands]
13. What's Your Name? - [this link opens on a new page] know the value of numbers when written in standard form or expanded notation (Author - Sandi King)

1. Adding Nickels and Pennies - find the sum of the coins
2. Adding Dimes and Pennies - find the sum of the coins
3. Adding Dimes, Nickels and Pennies - find the sum of the coins
4. Change It! - [this link opens on a new page] practice adding up all of your coins - You select the number of problems that you want to use as well as the number of pennies, nickels, dimes, quarters, and half dollars that may appear in each problem. You may elect to express your questions in words only, coins only, or a combination of both
5. Change Maker - [this link opens on a new page] Figure out how many of each bill or coin that you expect to get back when you pay for something. Select Medium for problems involving less than $5.00
6. Count the Money - You're given a target amount and the number of coins you already have. You must determine how many more coins of a certain type are needed to reach the target.
7. Counting Coins - coins only, values to $2.00
8. Counting Coins - [no bills] up to 5¢, up to 20¢, up to 50¢, up to 99¢, customize amounts - from FreeMathTest
   1. Worksheets to print are also available supporting instruction of this topic [no bills]
9. Counting Money - select difficulty level and then drag the right amount of coins
10. Counting Money - Help Kristen, Ryan, or Evan with their shopping. Six pages of problems are available; three easy and three hard.
11. Grandpa's Game - [this link opens on a new page] count money (Author - Sandi King)
12. Learn to Count Money - add the value of the coins - (Teacher can set this activity easy or harder)
13. Let's Do Lunch - [this link opens on a new page] use a menu to order lunches that meet various criteria (Author - Sandi King)
14. Let's Go Shopping - [this link opens on a new page] estimate by rounding to the nearest dollar as they shop (Author - Sandi King)
15. Making Change - [this link opens on a new page] count money and make change (Author - Sandi King)
16. Making Change at the Math Playground - calculate change back on a purchase then click and drag the change to the counter using the smallest number of bills or coins
17. Making Change from One Dollar - amounts are shown on a cash register, find the correct change
18. Money Flashcards - Coins and bills, or just coins, are displayed and students determine the value. Best used as a whole class review; this is not a game with an end.
19. Money Program - three levels; easy (ends in multiples of five), medium, and advanced (giving change back) [advanced]
20. Piggy Bank - As coins drop students click on the right coins to equal some target amount. Two games are available; easy or hard.
21. Show Me The Money - [this link opens on a new page] add using columns (Author - Sandi King) [amounts over $5 are used]
22. Too Much Noise - [this link opens on a new page] determine the fewest number of coins needed to produce a given amount (Author - Sandi King)
23. Tutorials to practice coin value - You may select a single coin to practice, or choose combinations of coins.

1. Alligator Lunch - [this link opens on a new page] learn greater than and less than symbols (Author - Sandi King)
2. Compare - 1-9, 1-20, 10-99, 100-999, customize the range of numbers - from FreeMathTest
   1. Worksheets to print are also available supporting instruction of this topic
3. Compare and Order Numbers - explanation and examples on 4/20/08
4. Compare and Order Worksheets - links to several worksheets [you must wait 10 seconds for redirect]
5. Compare Numbers - choose the orange button for numbers to 10,000
6. Comparing Amounts - more, less or the same
7. Comparing and Ordering Integers - using a number line to explain
8. Comparing Numbers - animated explanation from Harcourt on 4/20/08
9. Comparing Numbers Quiz - three levels available on 4/20/08
10. Comparing Numbers Worksheet - three sheets to print
11. Comparing Two Numbers - comparing 4 to 6 digit numbers.
12. Genius Boxing - box some of history's great math minds such as Einstein, Copernicus, Galileo, Bill Gates and more for universal math supremacy
13. Greater or Smaller - Compare two numbers.
14. comparing one digit numbers | comparing two digit numbers | comparing three digit numbers | comparing four digit numbers
15. One False Move - [this link opens on a new page] (FunBrain) Start with the lowest number and work your way up. If you don't know where to start, try using the map.
16. One False Move - [this link opens on a new page] (FunBrain) Start with the highest number and work your way down. If you don't know where to start, try using the map.
17. Ordering Three-digit Numbers - arrange numbers from least to greatest by clicking and dragging the numbers
18. Place Numbers in Order - choose level and then ascending or descending order
19. Put Numbers in Order Game - three levels are available sort 4, 6 or 8 numbers on 4/20/08
20. Using Comparison Symbols - simple number sentences are used, select <, >, or =

1. Are You a Math Magician? - Two levels of practice with several operations are available; addition, subtraction, multiplication or division. Mixed practice is also available; addition and subtraction, multiplication and division, or a mix of all four. Select the level appropriate for this spi. Addition game also available
2. Arithmetic Four - [A game like Connect Four] A pair of students must answer arithmetic questions (select addition) to earn a piece to place on the board. Select the medium or hard level for two-digit numbers
3. Build a Bug - Answer these computations and build a bug! (mixed operations including some division)
4. Ghost Blasters II (addition practice) – [two players] Students must “blast” a pair of ghosts whose sum equals some number specified before the game begins. Sums from 5 to 99 can be set.
5. Math Facts - timed math facts, or select practice mode without the timer (select Medium or Hard for two digits)
6. Mental Math - select Addition to practice your skills. Choose the yellow dot for two-digit numbers or the red dot for up to four-digit numbers
7. Mixed Review - addition and subtraction of three two-digit numbers - find answer to reveal mystery picture (warning: very difficult, students will need pencil and paper)
8. Minute Math - select type and level of problems to give students practice in addition, subtraction, multiplication, or division
9. Speed Grid: Addition - (level 2) Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
10. Speed Grid: Addition - (level 3) Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
11. Tic-Tac-Toe Squares - [this link opens on a new page] (Fun Brain) Addition - Numbers less than 500

1. Comparing Fractions - compare fractional parts with same denominator
2. Comparing Fractions - compare fractional parts with different denominators
3. Concentration Style Game - match the squares showing the fraction to the corresponding picture
4. Equivalent Fractions - concentration game style of matching fractions
5. Fraction Bar - add a bar then break it into fractions, decimals, or percents
6. Fraction and Picture Match - in Fishy Fractions click on , then click on Begin Game. When the sign up screen comes up click to begin the game.
7. Fraction, Name, and Picture Match - in Fishy Fractions click on , then click on Begin Game. When the sign up screen comes up click to begin the game.
8. Flowering Fractions - [this link opens on a new page] understand common fractions by using model representations (Author - Roseanne Phillips)
9. Fractional Distances - find Grampy by entering a fractional distance
10. Fraction Review
11. Fractions II
12. I Want My Half - [this link opens on a new page] understand the concrete and symbolic representations of fractions (Author - Sandi King)
13. Identify With Circles - fraction practice where student types in numerator and denominator
14. Old Egyptian Math Cats Fractions - Add fractions like a true Old Egyptian Math Cat!
15. Shade - Shade in the correct amount of units to equal the fraction by clicking on the unit.
16. Who Wants Pizza? - work through ten interactive pages on pictorial representations of fractions

1. Are You a Math Magician? - Two levels of practice with several operations are available; addition, subtraction, multiplication or division. Mixed practice is also available; addition and subtraction, multiplication and division, or a mix of all four. Select the level appropriate for this spi. Addition game & Subtraction game also available
2. Cave Data - use given data to draw conclusions about caves [unavailable on 4/27/08]
3. Fun on the Farm - Multiply the numbers and add the totals to see how much the farmer should charge for his products.
4. Grand Slam Math - Level I - [this link opens in a new window] 15 addition and subtraction single and multistep word problems that start out easy and get a little harder as you go
5. Grand Slam Math - Level II - [this link opens in a new window] [advanced] 15 multiplication and division single and multistep word problems that start out easy and get a little harder as you go
6. Is That A Fact? - [this link opens on a new page] select the appropriate operation for solving a problem (Author - Randy Russell)
7. Lemonade Stand - How much money is needed to purchase cups of lemonade?
8. Let's Go Shopping - [this link opens on a new page] Students estimate by rounding to the nearest dollar as they shop. (Author - Sandi King)
9. Math Hoops -. All word problems use whole numbers but the problems range from single step addition to multistep equations. There are also problems that require students to interpret remainders. Students who answer 5 questions correctly get a chance to play some basketball.
10. Math Playground - Hundreds of self-checking word problems for students in grades 1 to 6. There are currently 675 word problems available. They will be adding more content throughout the school year
11. Math stories with Leon the Chameleon - Click on the Addition and Subtraction button under the heading Select a Story (select Maybe Later on the registration screen)
12. My Backpack - [this link opens on a new page] add columns and find missing addends using data generated from a chart (Author - Sandi King)
13. Thinking Blocks - (an engaging, interactive math tool to help students learn how to solve multistep word problems; addition & subtraction, multiplication & division, and ratio & proportion) Thinking Blocks encourages students to look beyond the surface to discover the concepts and relationships that are at the core of every math problem.
14. Three is a Magic Number - [this link opens on a new page] learn multiples of three (Author - Carol Senn)
15. Word Problems for Grades 1-5 - This KidZone math page has four third grade problems. Each time you open a new page the site generates new values for the problem.
16. Word Problems with Katie and Arlo - Level I - [this link opens in a new window] 10 addition and subtraction single and multistep word problems that start out easy and get a little harder as you go
17. Word Problems with Katie and Arlo - Level II - [this link opens in a new window] [advanced] 10 multiplication and division single and multistep word problems that start out easy and get a little harder as you go

1. Cash Out - great interactive game on making change.
2. Change Maker - [this link opens on a new page] Figure out how many of each bill or coin that you expect to get back when you pay for something. Four levels and five currency styles are available in this great game.
3. Counting Change - a match game - counting coins to find amount of change and matching it with numerical number
4. How Much Change? - calculate cost of items and change from a set amount
5. How much change? - word problems.
6. Making Change - [this link opens on a new page] count money and make change (Author - Sandi King)
7. Making Change from One Dollar - amounts are shown on a cash register, find the correct change
8. School Store - [this link opens on a new page] subtract using decimals as they make change [Regrouping required] (Author - Kaye Maddox)
9. Shopping - What did each child buy with the money he had left over?
10. Shopping - Go on a shopping spree! Make sure you get back correct change.
11. Too Much Noise - [this link opens on a new page] determine the fewest number of coins needed to produce a given amount (Author - Sandi King) [not making change, but practicing a related skill]

1. Animal Legs - [this link opens on a new page] use repeated addition as a strategy to solve multiplication story problems (Author - Sandi King)
2. Basket Math provides rounding practice
3. Comparison Estimator - Similar to Estimator but compares two sets of objects.
4. Estimate - [use as a whole class activity] Select a range, display tick marks and estimate before revealing the answer.
5. Estimating by Rounding - addition with regrouping
6. Estimating by Rounding - subtraction with regrouping
7. Estimating and rounding decimals - a lesson, examples, and an interactive practice page
8. Estimating Sum - no hints or clues given
9. Estimator - Practice estimation skills by determining the number of objects, length, or area. (parameters: error tolerance)
10. Guess the Number - developing skills in halving and estimation
11. Laser Beams - rounding decimals to the nearest whole number - three levels are available; rounding, rounding and computing sums and differences, and rounding and computing with all four operations
12. Let's Go Shopping - [this link opens on a new page] estimate by rounding to the nearest dollar as they shop (Author - Sandi King)
13. Math Story Problems! - Kid created math story problems ("Kitten" pages are the easiest.) There are lots of links to pages of problems... scroll way down to see them all
14. More or Less Estimator - Similar to Estimator activity but states a quantity and asks the user to estimate whether the set of objects is more or less than the number given.
15. Round About - [this link opens on a new page] estimate by rounding (Author - Sandi King)
16. Round the decimal to the nearest whole number - [this link opens on a new page] matching, flashcards, or concentration (from Quia)
17. Rounding - to the nearest ten or dollar, a quiz from Saxon math
18. Rounding to nearest ten
19. Rounding to nearest hundred
20. Rounding to nearest thousand
21. Rounding Off - three levels are available in this game from BBC Education
22. The Seashell Rounding Activity Page - Look at the number on each shell. Click on the nearest ten.

1. Numbers in Expanded Form - [three-digit numners] numbers are shown in expanded form, select which answer is the correct number
2. Really Big Numbers - Enter a number then click the Click here button to see how to write it. Use numbers appropriate to this spi.
3. What's Your Name? - [this link opens on a new page] know the value of numbers when written in standard form or expanded notation (Author - Sandi King)

1. Comparing Fractions - compare fractional parts with same denominator
2. Comparing Fractions - compare fractional parts with different denominators
3. Comparing Fractions - in Fishy Fractions click on , then click on Begin Game. When the sign up screen comes up click to begin the game.
4. Defractionator - convert fractions to decimal equivalents
5. Equivalent Fractions - concentration game style of matching fractions
6. Fraction Monkeys - [click Continue to play the game] place fractions on a number line by hanging monkeys from loops [easy and hard levels available]
7. Fraction Review
8. Fractional Distances - find Grampy by entering a fractional distance
9. Fractions II
10. Identify With Circles - fraction practice where student types in numerator and denominator
11. Maggies Farm - keep up with how many apples are sold and how much money was made (Caution: this is tough!)
12. Shade - Shade in the correct amount of units to equal the fraction by clicking on the unit.

1. Ambleweb Subtraction Machine - Students choose a skill level, type the answer, and then check for correctness.
2. Are You a Math Magician? - Two levels of practice with several operations are available; addition, subtraction, multiplication or division. Mixed practice is also available; addition and subtraction, multiplication and division, or a mix of all four. Select the level appropriate for this spi. Subtraction game also available
3. Arithmetic Four - [A game like Connect Four] A pair of students must answer arithmetic questions (select subtraction) to earn a piece to place on the board. Select the medium or hard level for two-digit numbers
4. Build a Bug - Answer these computations and build a bug! (mixed operations including some division)
5. Mad Math Minutes - [this link opens on a new page] This is a great way to practice basic math skills in addition, subtraction, multiplication, and division. You pick the number of and types of problems that you want to practice. You may also choose the largest number used in a problem as well as the number of terms (numbers) used
6. Mental Math - select Subtraction to practice your skills. Choose the yellow dot for two-digit numbers or the red dot for up to four-digit numbers
7. Math Facts from Harcourt School - (K-3) Content available at the site: Addition and Subtraction sums and differences to 10, 12, and 20; Multiplication and Division facts to 5, to 10, to 12. Verbal instructions are included and students can select timed or untimed. (30 facts)
8. Mixed Review - addition and subtraction of three two-digit numbers - find answer to reveal mystery picture (warning: very difficult, students will need pencil and paper)
9. Minute Math - select type and level of problems to give students practice in addition, subtraction, multiplication, or division
10. Mystery Picture - subtract 2 digit numerals, no borrowing
11. Speed Grid: Subtraction - (level 2) Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
12. Speed Grid: Subtraction - (level 3) Students answer the question set by clicking on two numbers that complete the sentence. You set the number of questions (2 to 99) and the time limit (1 to 10)
13. Tic-Tac-Toe Squares - [this link opens on a new page] (Fun Brain) Subtraction - Numbers less than 100
14. Tic-Tac-Toe Squares - [this link opens on a new page] (Fun Brain) Subtraction - Numbers less than 1000

1. Ambleweb Divider Machine - three levels are available [division with no remainder, use to practice multiplication facts]
2. Ambleweb Times Table Tester - practice multiplication facts on one of three levels; Easier, Harder, or Megahard.
3. Animal Legs - [this link opens on a new page] use repeated addition as a strategy to solve multiplication story problems (Author - Sandi King)
4. Are You a Math Magician? - Two levels of practice with several operations are available; addition, subtraction, multiplication or division. Mixed practice is also available; addition and subtraction, multiplication and division, or a mix of all four. Select the level appropriate for this spi. Multiplication game also available
5. Cameron's Trip - [this link opens on a new page] multiply and divide to solve real-world problems (Author - Jackie Russell)
6. Check It Out - [this link opens on a new page] uses manipulatives to divide by 6 (Author - Sandi King)
7. Explore the Multiplication Table with Math Cats - an interactive hundreds chart
8. Fact Families - [this link opens on a new page] learn about multiplication and division fact families (Author - Jackie Russell)
9. Ghost Blasters - Click on ghosts that are multiples of ten. Click as many times as you can, you can get multiple points on each ghost.
10. Groups Of Dogs - [this link opens on a new page] use arrays to understand the meaning of multiplication (Author - Sandi King)
11. Hotel 6 - [this link opens on a new page] use a pattern to solve multiplication problems (Author - Diana Bentz)
12. Making Arrays - using arrays to practice understanding of multiplication
13. Math Facts from Harcourt School - (K-3) Content available at the site: Addition and Subtraction sums and differences to 10, 12, and 20; Multiplication and Division facts to 5, to 10, to 12. Verbal instructions are included and students can select timed or untimed. (30 facts)
14. Nine Pattern - [this link opens on a new page] Students explore patterns while multiplying and dividing by 9. (Author - Kaye Maddox) [add nines for advanced students]
15. Mad Math Minutes - [this link opens on a new page] This is a great way to practice basic math skills in addition, subtraction, multiplication, and division. You pick the number of and types of problems that you want to practice. You may also choose the largest number used in a problem as well as the number of terms (numbers) used
16. Multiples of 2, 3, 4, & 5 - a number displayed will be a multiple of one of the answers shown
17. Multiplication - 1-3, 2-5, 3-8, 5-10, customize for any number range - from FreeMathTest
    1. Worksheets to print are also available supporting instruction of this topic
18. Multiplication Mystery - drag the product to the correct place on a 9 x 9 grid [somewhat advanced]
19. Rabbits - [this link opens on a new page] recall multiplication facts using a hundreds chart (Author - Kaye Maddox)
20. Spinning Wheels - [this link opens on a new page] learn multiplication facts (Author - Kaye Maddox)
21. Sum Sense (Multiplication) - Students practice single digit multiplication by dragging numbers to complete the sentence.
22. The Timernator - race against the clock - multiply as fast as you can in 60 seconds [addition, subtraction, and division also available]
23. Times Mountain - Pick your number and practice your facts.
24. Times Table Grid - students are asked to locate the product of two single-digit numbers.
25. Times Table Grid II - students are given a sample product and asked where to locate it on a 10x10 grid

1. Number & Operations (Grades 3 - 5)

1. Brenda's Bedroom Border - [this link opens on a new page] complete a pattern (Author - Paulette Boggs)
2. Christmas Lights - [this link opens on a new page] identify and complete patterns (Author - Kaye Maddox)
3. Missing Numbers - [this link opens on a new page] find the missing numbers in a sequence (Author - Carol Senn)
4. Number Cracker - [this link opens on a new page]guess what number comes next in the pattern
5. Patterns - this video lesson explains patterns, and then gives your students the chance to show understanding on several quizzes.
6. Spooky Sequences - One of the ghosts is missing a number. Click on the numbers along the bottom to enter the right number in the sequence. (square numbers)
7. Spooky Sequences - One of the ghosts is missing a number. Click on the numbers along the bottom to enter the right number in the sequence. (triangular numbers)
8. Spooky Sequences - One of the ghosts is missing a number. Click on the numbers along the bottom to enter the right number in the sequence. one digit numbers (by ones) | two digit numbers (by ones) | three digit numbers (by ones) | counting by twos | counting by fives | counting by tens | backward by ones | backward by twos | backward by fives | backward by tens
9. What Comes Next? - study repeating patterns and click on the one that continues the pattern

1. Create your own pattern - drag shapes to create a pattern (Instructions on how to use this page in your classroom)

1. Ambleweb Function Machine - students identify what process was used to produce a sequence of numbers (twelve processes available)

1. Bracket Basics - [click Continue to play the game] drag numbers into spaces to make the statement correct, practices order of operation
2. Let's Go Shopping - [this link opens on a new page] estimate by rounding to the nearest dollar as they shop (Author - Sandi King)
3. Math Story Problems! - Kid created math story problems ("Kitten" pages are the easiest.) There are lots of links to pages of problems... scroll way down to see them all
4. Math stories with Leon the Chameleon - Click on the Addition and Subtraction button under the heading Select a Story (select Maybe Later on the registration screen)
5. My Backpack - [this link opens on a new page] add columns and find missing addends using data generated from a chart (Author - Sandi King)
6. Sum Sense (Addition) - Students practice single digit addition by dragging numbers to complete the sentence.
7. Sum Sense (Subtraction) - Students practice single digit subtraction by dragging numbers to complete the sentence.
8. Walrus World - [this link opens on a new page] learn strategies for solving real world problems (Author - Randy Russell)

1. Ambleweb Function Machine - students identify what process was used to produce a sequence of numbers (twelve processes available)

1. Algebra (Grades 3 - 5)

1. Anglemania - [this link opens on a new page] describe triangles using appropriate geometric vocabulary (Author - Laurie Ayers)
2. Identify Polygons - names of polygons by number of sides and angles
3. Name that Polygon - identify name of given polygon components
4. Polygons and Non-Polygons - drag polygons into one bin and anything that is not a polygon into another bin
5. Shape, Space and Measure - activities, quizzes and more
6. Triangle Identification - what type of triangle is it given its angles
7. Triangle Identification - what type of triangle is it given its number of sides

1. Patterns for Solid Figures - Complete to make a cube figure
2. Quad Squad - [this link opens on a new page] describe various quadrilaterals (Author - Sandi King)
3. Solid Pattern Pieces - [this link opens on a new page] name the different faces of solid figures to make objects using a pattern (Author - Paulette Boggs)
4. Triangle Properties - Sort the triangles according to their properties.

1. Graphing Skills - [this link opens on a new page] What's the point? find the point on the grid
2. Reading Grids - find Hurkle in an intersection of a grid

1. Flip, Slide, or Turn - six flash movies allow you to watch the path an object takes while it is being transformed
2. Flips, Slides, and Turns - a manipulative which allows you to view the effect of applying reflection, translation, and rotation transformations on 4/21/08
3. Mathematical Movements (Flips, Slides and Turns) - [designed for 3rd grade] a 25 page lesson with printables
4. Measuring Turns - what would shapes look like if rotated [unavailable on 10/20/07]
5. Slides, Flips and Turns - lesson plan designed for 3rd grade
6. Transformations - a Flash movie which demonstrates flips, slides, and turns on 4/21/08
7. Wrapping Paper Patterns - [this link opens on a new page] decide which figures would result from a flip, a slide, or a turn (Author - Paulette Boggs)

1. Ask Hannah - [this link opens on a new page] describe symmetry in two-dimensional shapes (Author - Julie Thompson)
2. Line Symmetry - many activities here
3. Lines of Symmetry - Worksheet - draw lines of symmetry. [unavailable on 4/27/08]
4. Lines of Symmetry - drag the shapes that have lines of symmetry into one bin and those that do not into the other bin
5. Lines of Symmetry Worksheet - Draw the links on each object and write the number of lines of symmetry each object has. [unavailable on 4/27/08]
6. Lines of Symmetry - this video lesson explains horizontal, vertical and diagonal line symmetry, and then gives your students the chance to show understanding on several quizzes.
7. Symmetry Activity - practice making patterns that have symmetry

1. Geometry (Grades 3 - 5)

1. A Matter of Time - interactive quizzes on half hour, 15 minute intervals and five minute intervals - (story problems)
2. Analog Clock - [whole class activity] You call out a time and ask a student to set the clock.
3. Bang On Time - Read the time in words then stop the clock when the hands reach the right time.
4. Bedtime Bandits - (students try to stay up as late as possible by blasting killer clocks that drop from the ceiling) After each stage, identifying the correct clock gets harder and harder.
5. Clock Program - Start with either an analog or a digital clock, then set the other clock to the time given on the first clock.
6. ClockWise and Matching Time - select these two activities to practice telling time
7. Clockworks - Try to set the time on the clock. (four difficulty levels to choose from)
8. Draw Hands - free worksheets from Math Slice, time intervals from 1 hour to one minute
9. Feeding Time - Can you tell what time the clock shows? If so, the clock gets a meal! (Caution! The hour hand points directly at the hour regardless of the position of the minute hand)
10. Kid Klock - use pull down menus to select the time you would like to see on an analog clock
11. Right Time - Students explore the meaning of AM and PM while they tell time to the hour and half hour. (Author - Linda Burke)
12. Stop the Clock - match digital time to analog clocks, or written time, by dragging the digital clocks, or written time | to the nearest hour | to the nearest half hour | to the nearest fifteen minutes
13. Tell Time - free worksheets from Math Slice, time intervals from 1 hour to one minutes
14. Telling Time - Drag the five digital times to the correct analog clock, then press Stop the Clock to record your time. (30 minute increments) (15 minute increments) (5 minute increments)
15. Telling Time Practice - Drag the hands of the clock to show the correct time.
16. Time To Go - [this link opens on a new page] tell time to the half hour (Author - Randy Russell) [hour and half hour only]
17. Worksheet Generator - You decide on the variables; students tell the time or draw the hands on the clock face, time increments from half-hour to one minute, and answer sheet.

1. The Ruler Game - Learn To Read A Ruler (inches only - increments from inches to sixteenths)
2. Measure it - [this link opens on a new page] practice using a ruler - inches and centimeters
3. Centimeters - [this link opens on a new page] to nearest whole number (from FunBrain)
4. Centimeters - [this link opens on a new page] to half centimeter (from FunBrain)
5. Inches - [this link opens on a new page] to nearest whole number (from FunBrain)
6. Inches - [this link opens on a new page] to quarter inch (from FunBrain)
7. Teaching Measures - Choose from three modules; length, mass, and capacity. Each category offers several activities for your large screen display as well as supporting worksheets.
8. Worksheet Generator - (inches only) Print your own worksheets to let your students practice reading a ruler.

1. It's A Date - [this link opens on a new page] use a calendar (Author - Sandi King)

1. Barrels of Milk - Seven barrels are full of milk. Seven others half filled, and the remaining seven are empty. Please help divide the barrels fairly.

1. Are We There Yet? - [this link opens on a new page] select the appropriate unit of measure (Author - Kaye Maddox)
2. Measuring Tools - [this link opens on a new page] select measurement tools for real-world measuring situations (Author - Sandi King)
3. Teaching Measures - Choose from three modules; length, mass, and capacity. Each category offers several activities for your large screen display as well as supporting worksheets.

1. Are We There Yet? - [this link opens on a new page] select the appropriate unit of measure [estimation is also included] (Author - Kaye Maddox)
2. Estimator - Practice estimation skills by determining the number of objects, length, or area. (parameters: error tolerance)
3. That's Right - [this link opens on a new page] estimate measurements in real-world problems using money (Author - Kaye Maddox)
4. Walrus World - [this link opens on a new page] learn strategies for solving real world problems (Author - Randy Russell)

1. Be a Scientist - [this link opens on a new page] estimate temperatures using a Celsius thermometer (Author - Sandi King)
2. Hot Stuff - [this link opens on a new page] estimate temperatures using a Fahrenheit thermometer (Author - Sandi King)
3. Thermometer - asks students to compare the temperature on two days, and it instructs them on the concepts of minus quantities as the difference between two things

1. A Matter of Time - interactive quizzes on half hour, 15 minute intervals and five minute intervals - (story problems)
2. ClockWise and Matching Time - select these two activities to practice telling time
3. Daisy Math - Many levels of time to choose.
4. Feeding Time - Can you tell what time the clock shows? If so, the clock gets a meal! (Caution! The hour hand points directly at the hour regardless of the position of the minute hand)
5. Telling Time - Drag the five digital times to the correct analog clock, then press Stop the Clock to record your time. (30 minute increments) (15 minute increments) (5 minute increments)
6. Telling Time Practice - Drag the hands of the clock to show the correct time.
7. Travel Time - Which train falls in between the time limit?
8. Worksheet Generator - You decide on the variables; students tell the time or draw the hands on the clock face, time increments from half-hour to one minute, and answer sheet.

1. Area Explorer - Find the perimeter of shapes on a grid
2. Bucky's Blueprints - Choose One Story House and click on Maybe Later when the registration screen comes up.
3. Fence Me In - [this link opens on a new page] find the perimeter of a rectangle (Author - Mary Blackburn)
4. Perimeter Practice - Adam Ant walks the perimeters and teaches how to find the perimeter of an object.
5. Perimeter of a Square - calculate the perimeter of a square with given dimensions
6. Perimeter of a Rectangle - calculate the perimeter of a square with given dimensions

1. Elapsed Time - free worksheets from Math Slice, time intervals from 1 hour to one minute
2. Elapsed Time on a Clock - an E-Lab activity from Harcourt School Publishers (rated for 4th grade)
3. Is It PE Time? - [this link opens on a new page] use a chart (table) to solve problems (Author - Sandi King)
4. Right Time - [this link opens on a new page] explore the meaning of AM and PM while they tell time to the hour and half hour (Author - Linda Burke)

1. Measurement (Grades 3 - 5)