Links for K-12 Teachers | Assessment Assistance | On-Line Practice Modules | Daily Dose of the Web

Mathematics Knowledge & Skills - 5th Grade

| Number, operation, and quantitative reasoning | Patterns, relationships, and algebraic thinking | Geometry and spatial reasoning |
| Measurement | Probability and statistics | Underlying processes and mathematical tools |
Page created 2/11/07
Return to Grade Level Skills

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. Read and Recognize Numbers - Select format (spelling numeral or writing the digits) and select top value to give students practice in writing and reading numbers.
2. Really Big Numbers - Enter a number then click the Click here button to see how to write it. Use numbers appropriate to this skill.

1. Count decimals using graphic shapes
2. Decimal Order - Put the sequence of decimal numbers into ascending order
3. Decimal Speedway - [game for one or two players] the number line is in the form of a race track, students must multiply decimals and then locate the correct point on the track (number line)
4. My Place - [this link opens on a new page] Students learn that the value of a digit is determined by the placement of that digit. (Author - Sandi King)
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. (does not go past thousands)
6. Place Value - Rounding numbers and place value activities - Students can choose from easy to super hard!
7. 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
8. Practice place value at FreeMathTest - numbers 10 to 99, numbers 100 to 999, numbers 1000 to 9999
9. Place Value of Decimals - What is the place value of a number in a decimal?
10. Spy Guys Interactive - Decimals - Click Skip Intro, then select Lessons, and then click on Lesson 1
11. There Must Be Thousands - [this link opens on a new page] Students read, write and identify numerals to the hundred thousands. (Author - Sandi King)
12. What's Your Name? - [this link opens on a new page] Students know the value of numbers when written in standard form or expanded notation. (Author - Sandi King)

1. Adding Fractions - with the same denominator (instruction followed by practgice)
2. Adding Fractions - using circle graphs - Mixed numbers
3. Adding Fractions - mixed denominators
4. Death To Decimals - Click up at the top for detailed instructions for how to play. Match fractions with decimal form of the number.
5. Decifractator - convert fractions to decimal equivalents
6. Finding a percent of a quantity - online quiz
7. Fractions, Decimals or Percent - two are given, you supply the third
8. Fraction Practice - All operations, mixed practice - (explanations given for wrong answers)
9. Fraction Worksheet Generator - Create random fraction worksheets for practice.
10. Match Fractions and Decimals - this quiz is in the form of a concentration game
11. Maggies Farm - keep up with how many apples are sold and how much money was made
12. Organize the Wrenches - wrenches of various sizes must be placed in order from smallest to largest
13. Percent Problems - a one-player, or two-player game from Quia
14. Percents and Ratios - an index of pages that teach percent and ratio skills covered in K8 math courses - Each page has an explanation, interactive practice and challenge games about percents and ratios. (from AAA math)
15. Percents and Wholes - online quiz
16. Percent with a Calculator - after the lesson there are problems to work (don't run your mouse over the colored blocks until you have an answer in mind)
17. Practice Solving Percent Problems - more percent practice
18. Rename Fractions in Lowest Terms - practice in renaming fractions
19. Solving Percent Problems Using a Pyramid Grid - an interactive lesson
20. Spy Guys Interactive - Decimals - Click Skip Intro, then select Lessons, and then click on Lesson 1
21. Spy Guys Interactive - Solving Problems with Decimals - Click Skip Intro, then select Lessons, and then click on Lesson 5
22. Spy Guys Interactive - Percent - Click Skip Intro, then select Lessons, and then click on Lesson 4
23. Subtracting Fractions - with same denominator (explanation followed by practice)
24. Tony's Pizza - create a pizza with toppings equivalent to the fractions
25. Using the Proportion Method to Solve Percent Problems - practice problems at the end

1. Fraction Bars - interactive site; can program it to fit your needs.
2. Get a Visual on What a Fraction is - type in a fraction into the boxes and this page will show you what your fraction means using the picture of a pie
3. Ice Cream Shop - Convert improper fractions to mixed fractions
4. Identify the Gems for Each Store and Ship the Order - determine which gems are equivalent to the ones wanted by each store and then ship the order (check to see if you were right)
5. Improper Fractions - in Fishy Fractions click on , then click on Begin Game. When the sign up screen comes up click to begin the game.
6. Mixed Numbers - [this link opens on a new page] Students identify and define mixed number parts. (Author - Joseph Howell) [somewhat elementary, but reinforces the concept clearly]
7. Mixed Numbers - in Fishy Fractions click on or then click on Begin Game. When the sign up screen comes up click to begin the game.
8. Old Egyptian Math Cats Fractions - Add fractions like a true Old Egyptian Math Cat!
9. Shade - Shade the figure to match the equivalent fraction.
10. Spy Guys Interactive - Improper Fractions & Mixed Numbers - Click Skip Intro, then select Lessons, and then click on Lesson 2
11. Tony's Fraction Pizza Shop - great interactive game on fractions
12. Visual Fractions - Review on identifying, renaming, comparing, addition and subtraction. (quizzes follow lessons)
13. Worksheet Generator - Reducing Fractions to Lowest Terms - You decide on the number of problems, the difficulty and whether or not to include improper fractions

1. Alligator Lunch - (3-5) [this link opens on a new page] Students learn greater than and less than symbols. (Author - Sandi King)
2. Comparing Fractions - in Fishy Fractions click on , then click on Begin Game. When the sign up screen comes up click to begin the game.
3. Comparing Values - Create your own math facts worksheets for comparing values. Problems can include calculations using positive and negative numbers, and two-digit decimal values.
4. Fraction Generator - Generate your own online interactive worksheet comparing fractions
5. Simple Fractions - An instructional site that reviews terms, factoring, reducing, addition and subtraction of fractions
6. Using Number Patterns, Fractions, and Ratios - use a Quia quiz to practice greatest common factor, simplify fractions, least common multiple, and divisibility rules [Who Wants to be a Millionaire format]

1. Adding Fractions - Find a common denominator and add the fractions.
2. Adding or Subtracting Fractions, Same Denominators - in Fishy Fractions click on , or , then click on Begin Game. When the sign up screen comes up click to begin the game.
3. Adding or Subtracting Fractions, Unlike Denominators - in Fishy Fractions click on , or , then click on Begin Game. When the sign up screen comes up click to begin the game.
4. Decimal Darts - [game for one or two players] an invisible number line is superimposed on a dart board, students calculate the location of a balloon and then throw a dart
5. Decimal Speedway - [game for one or two players] the number line is in the form of a race track, students must multiply decimals and then locate the correct point on the track (number line)
6. Decimal Squares Blackjack - cards containing decimals are displayed, students decide whether to ask for more cards until they get as close to 2.0 without going over
7. EZ Fractions - Add, Subtract, Multiply and Divide fractions - Help tools are on the site to give students every tool necessary for performing operations with fractions as easy as it has ever been!
8. Fraction Generator - Generate your own online interactive worksheet with your own specifications!
9. Fraction Worksheet Generator - create random fraction worksheets for practice
10. Old Egyptian Math Cats Fractions - Add fractions like a true Old Egyptian Math Cat!

1. Add Decimals - Repair the train track by adding pieces of track with decimals.
2. Addition of Decimals - explanation followed by practice
3. Decimal Darts - [game for one or two players] an invisible number line is superimposed on a dart board, students calculate the location of a balloon and then throw a dart
4. Decimal Speedway - [game for one or two players] the number line is in the form of a race track, students must multiply decimals and then locate the correct point on the track (number line)
5. Decimal Squares Interactive Games - add, subtract and multiply decimals in a multitude of games.
6. Draggable Decimals - add, subtract, multiply decimals. Personalize problems with this game, selecting number of decimals to include.
7. Let's Do Lunch - [this link opens on a new page] Students use a menu to order lunches that meet various criteria. (Author - Sandi King)
8. Show Me The Money - [this link opens on a new page] Students add using columns. (Author - Sandi King)
9. Subtraction of Decimals - What is the difference between the two decimals? explanation followed by practice

1. All in the Family - [this link opens on a new page] Students multiply and divide fact families that have the number 7. (Author - Sandi King)
2. Ambleweb Times Table Tester – practice multiplication facts on one of three levels; Easier, Harder, or Megahard.
3. Animal Legs - (3-5) [this link opens on a new page] Students 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 skill. Separate games for each operation are available; Multiplication game
5. Arithmetic Four - (A game like Connect Four) A pair of students must answer arithmetic questions (addition, subtraction, multiplication, division) to earn a piece to place on the board. Parameters: time limit, difficulty level, types of questions
6. Checking Division - [this link opens on a new page] Students learn that multiplication is the inverse operation of division. (Author - Sandi King)
7. Count the Goodies - This multiplication activity from Harcourt School’s Mighty Math Calculating Crew asks you to multiply using regrouping. Three problems at a time are presented.
8. Fact Families - [this link opens on a new page] Students learn about multiplication and division fact families. (Author - Jackie Russell)
9. Groups Of Dogs - (3-5) Students use arrays to understand the meaning of multiplication. (Author - Sandi King)
10. 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
11. Math Mastery - select operation and practice your facts!
12. Minute Math - select type and level of problems to give students practice in addition, subtraction, multiplication, or division
13. Multiplication Mystery - drag the product to the correct place on a 9 x 9 grid
14. Nine Pattern - [this link opens on a new page] Students explore patterns while multiplying and dividing by 9. (Author - Kaye Maddox)
15. Number Cop - select multiples of some number (2-9), click on Start then use the left and right arrows to move the police car to intercept only multiples of that number
16. Speed Grid: Multiplication - 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)
17. Sum Sense (Multiplication) - Students practice single digit multiplication by dragging numbers to complete the sentence.
18. Times Table Grid - students are asked to locate the product of two single-digit numbers
19. Times Table Grid II - students are given a sample product and asked where to locate it on a 10x10 grid

1. All in the Family - [this link opens on a new page] Students multiply and divide fact families that have the number 7. (Author - Sandi King)
2. Ambleweb Divider Machine - three levels are available
3. 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 skill. Separate games for each operation are available; Division game
4. Arithmetic Four - (A game like Connect Four) A pair of students must answer arithmetic questions (addition, subtraction, multiplication, division) to earn a piece to place on the board. Parameters: time limit, difficulty level, types of questions
5. Checking Division - Students learn that multiplication is the inverse operation of division. (Author - Sandi King)
6. Dividerama - division with two-digit divisors
7. Fact Families - [this link opens on a new page] Students learn about multiplication and division fact families. (Author - Jackie Russell)
8. 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
9. Math Mastery - select operation and practice your facts!
10. Minute Math - select type and level of problems to give students practice in addition, subtraction, multiplication, or division
11. Nine Pattern - [this link opens on a new page] Students explore patterns while multiplying and dividing by 9. (Author - Kaye Maddox)
12. Number Cop - select multiples of some number (2-9), click on Start then use the left and right arrows to move the police car to intercept only multiples of that number
13. On Target - [this link opens on a new page] Students recall division facts. (Author - Kaye Maddox)
14. Sum Sense (Division) - Students practice single digit division by dragging numbers to complete the sentence.

1. Spy Guys Interactive - Balancing Equations - Click Skip Intro, then select Lessons, and then click on Lesson 11
2. Spy Guys Interactive - Factors, Multiples, and Prime Factorization - Click Skip Intro, then select Lessons, and then click on Lesson 7
3. Using Number Patterns, Fractions, and Ratios - use a Quia quiz to practice greatest common factor, simplify fractions, least common multiple, and divisibility rules [Who Wants to be a Millionaire format]

1. Divide fractions - (using circles) this will show graphically how the divisor will fit into the dividend a whole number of times
2. Dividing fractions - Fraction Bar -This is a very versatile tool that can be used to illustrate a variety of number operations.
3. Fraction Worksheet Generator - create random fraction worksheets for practice
4. Fractional Distances - find Grampy by entering a fractional distance - (includes mixed numbers and various fractions)
5. Multiply fractions - with circles,mixed number times a whole number
6. Multiplying and Dividing Fractions - online quiz
7. Multiplying Fractions - Soccer Shootout - (Funbrain activity)
8. Multiplying Rational Fractions - online quiz - (answers provided)
9. Word problems - online quiz adding and subtracting fractions

(5.4)   The student estimates to determine reasonable results.

1. Are We There Yet? - [this link opens on a new page] Students select the appropriate unit of measure. (Author - Kaye Maddox)
2. Estimation of Length - Online lesson
3. Estimation Valley Golf - estimate the distance to the hole using number computation.
4. How Many Pearls - You've just stumbled on a treasure chest filled with pearls and you want a quick estimate of the number, without having to count them one by one.
5. Let's Go Shopping - Students estimate by rounding to the nearest dollar as they shop. (Author - Sandi King)
6. Round About - [this link opens on a new page] Students estimate by rounding. (Author - Sandi King)
7. Spy Guys Interactive - Rounding Numbers - Click Skip Intro, then select Lessons, and then click on Lesson 9
8. That's Right - [this link opens on a new page] Students estimate measurements in real-world problems using money. (Author - Kaye Maddox)

1. Number & Operations (Grades 3 - 5)

1. Bobber's Farm - Identify the prime and composite numbers and drag them into the correct carts. (Please let us know if the ads are too irritating)
2. Composite and Prime numbers
3. Number Cop - select Primes, click on Start then use the left and right arrows to move the police car to intercept only prime numbers 6
4. Prime Numbers - Prime Number Sieve: "Remove all proper multiples of the next remaining number." Start with the number 2.When all proper multiples of all numbers in the first row are deleted, the table will contain only primes.

1. Algebra (Grades 3 - 5)

1. Angles - students practice their knowledge of acute, obtuse and alternate angles
2. Ask Hannah - [this link opens on a new page] Students describe symmetry in two-dimensional shapes. (Author - Julie Thompson)
3. Banana Hunt -This game helps students practice the degrees of an angle
4. Giraffe Angles - Draw, and label as many angles as you can that are formed by their bodies, or are parts of their bodies. Also try Shark Angles.
5. Identify Geometric Shapes - (this link opens in a new page) match the shape with the correct name to uncover a picture - flash card format
6. Identify types of Angles - Select correct name of angles
7. 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.
8. Online Angle Lesson - Learn about the different types of angles
9. of their bodies. Also try Shark Angles.
10. Patterns for Solid Figures - Complete to make a cube figure
11. Spy Guys Interactive - Working with Angles - Click Skip Intro, then select Lessons, and then click on Lesson 16
12. Triangle Explorer - Students learn about areas of triangles and about the Cartesian coordinate system through experimenting with triangles drawn on a grid.

1. Spy Guys Interactive - Slides and Flips - Click Skip Intro, then select Lessons, and then click on Lesson 17
2. Wrapping Paper Patterns - [this link opens on a new page] Students decide which figures would result from a flip, a slide, or a turn. (Author - Paulette Boggs)

1. 3-D Object Viewer - Students may explore a variety of 3-D objects and their accompanying 2-D views.
2. Building Houses with Side View - student constructs a block figure (dynamic, perspective drawing) to match (10 different figures)
3. Coloring 3-D sides - [UK spelling on this site] Find the red sides shown in a series of 2-D drawings and click on the right face of the 3-D model to color it red. 20 questions
4. Coloring 2-D sides - Use the colored portion of the 3-D object to color the correct side of the 2-D drawing.
5. Cube - Find out which colors will be on opposite faces of a cube whose faces are shown unfolded.
6. Guess the View - Students are given a 3-D view of an object, and then given a 2-D view of the object. Students must choose which of 6 views is being displayed from a list.
7. Plot Plans and Silhouettes - from Shape and Space in Geometry - the student task is to come up with plot plans that could match the given silhouettes. Background information is available at another page.
8. Rotating Houses - Students are presented with a 3-D figure created with blocks that can be rotated and flipped using a mouse. The figure must be rotated until it matches a 2-D representation of one of the views.

1. Billy Bug - Guide Billy to the coordinates hiding the food. coordinates 0-10 | coordinates 0-5
2. Catch the Fly - [all 4 quadrants are used] Use the keyboard to enter the x and y values of an ordered pair to help the fly catch a bug. No score is kept, each question is essentially a one question game.
3. Graphing Skills - What's the point? find the point on the grid (choose Easy for Quadrant 1 problems)
4. Grid Graph - [this link opens on a new page] Students identify and plot points on a grid. (Author - Paulette Boggs)
5. Reading Grids - find Hurkle in an intersection of a grid
6. Simple Coordinates Game - Students investigate the first quadrant of the Cartesian coordinate system through identifying the coordinates of points, or requesting that a particular point be plotted.
7. Simple Maze Game - Students investigate the first quadrant of the Cartesian coordinate system by directing a robot through a mine field laid out on the plane.
8. Spy Guys Interactive - Using Ordered Pairs - Click Skip Intro, then select Lessons, and then click on Lesson 18
9. What's the Point? - Find the x-y point on a grid
10. Worksheet Generator - Print your own blank coordinate plane worksheets, you determine the number of grids on a sheet and whether the grids are numbered or not.
11. Advanced (all 4 Quadrants used)
    1. General Coordinates Game - Students investigate the Cartesian coordinate system through identifying the coordinates of points, or requesting that a particular point be plotted. (all 4 quadrants utilized)
    2. Maze Game - Students use their knowledge of points on a graph to move a robot to the target, while avoiding mines. (all 4 quadrants utilized)

1. Geometry (Grades 3 - 5)

1. Practice converting from one metric unit to another with this java applet (length, area, volume, mass, or time units)

1. Area and Perimeter - calculate the area or perimeter of the rectangle
2. Comparison Estimator - similar to Estimator but compares two sets of objects
3. Estimator - practice estimation skills by determining the number of objects, length, or area. (parameters: error tolerance)
4. Fence Me In - [this link opens on a new page] (3-5) find the perimeter of a rectangle (Author - Mary Blackburn)
5. Finding the area and perimeter of rectangles and squares - an interactive lesson from Math Playground
6. 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

1. Area - calculate the area of a rectangle
2. Area Explorer - Students are shown shapes on a grid after setting the perimeter and asked to calculate areas of the shapes.
3. Calculating the Area of a Triangle - introduction followed by a practice activity
4. Calculating the Perimeter of a Rectangle - introduction followed by a practice activity (also Square or Parallelogram )
5. Finding Area - formulas for finding area of a variety of shapes (from FactMonster)
6. Measure it - practice using a ruler (inches and centimeters)
7. Measuring Angles - investigating angles and the use of a protractor
8. Measuring Tools - [this link opens on a new page] Students select measurement tools for real-world measuring situations. (Author - Sandi King)
9. Perimeter Explorer - Students are shown shapes on a grid after setting the area and asked to calculate perimeters of the shapes.
10. Shape Explorer - Students are shown shapes on a grid and asked to calculate areas and perimeters of the shapes.
11. Spy Guys Interactive - Surface Area of Prisms - Click Skip Intro, then select Lessons, and then click on Lesson 14
12. Spy Guys Interactive - Area and Perimeter - Click Skip Intro, then select Lessons, and then click on Lesson 12
13. Spy Guys Interactive - Relating Area and Perimeter - Click Skip Intro, then select Lessons, and then click on Lesson 13
14. Spy Guys Interactive - Volume and Displacement - Click Skip Intro, then select Lessons, and then click on Lesson 15
15. 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.
16. Weight and Capacity - this video lesson explains weight and capacity and the units to measure each, and then gives your students the chance to show understanding on several quizzes.

1. 77 Degrees F.... and rising! (The Greenhouse Dilemma) - analyze data regarding our atmosphere
2. Be a Scientist - [this link opens on a new page] Students estimate temperatures using a Celsius thermometer. (Author - Sandi King)
3. Hot Stuff - [this link opens on a new page] Students estimate temperatures using a Fahrenheit thermometer. (Author - Sandi King)
4. Ice Is Nice! - use glacier data to draw conclusions
5. 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. 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. Eventually, students have to blast the clock that is “4 hours and 15 minutes past 2:30 ”, for example.
2. Clockworks - try to set the time on the clock. (select the challenge level)
3. Elapsed Time - online quiz
4. Elapsed Time - match game quiz
5. Elapsed Time - PDF worksheet to print - days, months, years
6. Elapsed Time - PDF worksheet
7. Elapsed Time - online worksheet
8. Elapsed Time - online worksheet
9. Elapsed Time - online worksheet
10. Elapsed Time - online worksheet
11. Elapsed Time - PDF worksheets with teacher instructions
12. Elapsed Time - free worksheets from Math Slice, time intervals from 1 hour to one minute
13. Elapsed Time on a Clock - an E-Lab activity from Harcourt School Publishers (rated for 4th grade)
14. Is It PE Time? - [this link opens on a new page] Students use a chart (table) to solve problems. (Author - Sandi King)

1. Measurement (Grades 3 - 5)

1. Bean Pi - To involve students in a small group exploration of the concept of area for circles, and to involve students in data collection.
2. Exploring Baby Weight Mathematically - A baby's weight changes dramatically in the first weeks of life. For example, students will look at data for Baby Kevin and Baby David.
3. Fun and Sun Rent-a-Car - students use tables, graphs, linear functions to solve a real-world problem
4. Heads I Win - [this link opens on a new page] Students predict the likelihood of tossing heads or tails and graphs the results of coin tosses. (Author - Michaél Dunnivant)
5. Leap Frog - [this link opens on a new page] Students design an experiment to answer a question, collect information, and interpret the results using charts. (Author - Michaél Dunnivant)
6. Quantitative Environmental Learning Project - a rich source of data based projects

1. Chances Are - [this link opens on a new page] Students predict the likelihood of events using a circle graph with percentages as a model. (Author - Michaél Dunnivant)
2. Hand Squeeze - (a data collection and analysis class experiment) - Pass a "hand squeeze" around a circle and measure the amount of time that it takes for the hand squeeze to complete the circle.
3. Heads I Win - [this link opens on a new page]Students predict the likelihood of tossing heads or tails and graphs the results of coin tosses. (Author - Michaél Dunnivant)
4. Leap Frog - [this link opens on a new page] Students design an experiment to answer a question, collect information, and interpret the results using charts. (Author - Michaél Dunnivant)
5. Me Too Probability - [this link opens on a new page] Students use a tree diagram to display possible outcomes of who will come to the party. (Author - Michaél Dunnivant)
6. Pin The Tail - [this link opens on a new page] Students use probability to predict and conduct experiments to test predictions. (Author - Michaél Dunnivant)
7. The Random Ball-Picking Machine - experiment with a random generator at a BBC site to collect data to make decisions about probability.
   1. After you finish working through the ball-picking activity, take a ten-question quiz
8. Spy Guys Interactive - Probability - Click Skip Intro, then select Lessons, and then click on Lesson 19
9. What are Your Chances - What many people refer to as 'good luck' can actually be explained by a little knowledge about probability and statistics. Our dice game allows you to see how increasing or decreasing the number of dice rolls effects an outcome.
10. What Percentage of your Class is Right or Left Handed? - a data collection and analysis class experiment
11. Why Can't I Win? - [this link opens on a new page] Students use a spinner to predict the likelihood of simple events occurring. (Author - Sandi King)
12. What Are My Chances - [this link opens on a new page] Students explore probability and ratios. (Author - Sandi King)

1. Lions and Tigers - [this link opens on a new page] Students predict the likelihood of a simple event (rolling a die) as a fraction. (Author - Michaél Dunnivant)

1. Interpreting Line Graphs - [this link opens on a new page] Students explore line graphs. (Author - Michael Naylor)
2. Line Graph Review - followed by a quiz testing understanding (explains the advantages and disadvantages of line graphs)
3. Overview of a Line Graph by Nicole Carroll followed by a practice quiz
4. Reading Pie, Line and Scatter Graphs - questions related to a graph (good real-world activity)
5. Spy Guys Interactive - Understanding and Interpreting Graphs - Click Skip Intro, then select Lessons, and then click on Lesson 10
6. Using Excel to make a Scatter Plot - an Internet4Classrooms module

1. All That Data - [this link opens on a new page] Students use range, mean, median, and mode. (Author - Kristy Rousseau)
2. All That Data Two - [this link opens on a new page] Students describe graphs in terms of range, measures of central tendency, and distribution. (Author - Kristy Rousseau)
3. Basketball Debate - [this link opens on a new page] Students explore the meaning of average (or mean) and relate these concepts to real world experiences. (Author - Michael Naylor)
4. Bicycles Ala Mode - [this link opens on a new page] Students understand and apply the concepts of mean, median and mode. (Author - Michael Naylor)
5. Central Tendency Generator - Create your own online worksheet with your specifications as to mean, mode, and median.
6. Jupiter Is Average - [this link opens on a new page] Using data from our solar system, students explore median, mode, mean, and range. Students learn to use an on-line calculator to determine the mean and range. (Author - Sandi King)
7. Landmark Chart Numbers - Range, mean, median, and mode
8. Mean Green Machine - [this link opens on a new page] Students use a calculator to find and use the average, or mean, of a set of data. (Author - Kristy Rousseau)
9. Mean, Median, and Mode Calculator - enter numbers separated by comma and then calculate
10. Medians - [this link opens on a new page] Students understand and apply the concepts of median and mean. (Author - Michael Naylor)
11. Mode, Mean, Median - calculate mode, median and mode of a set of buildings, then repeat the activity with a different set - (metric measurements)
    1. Quiz following the Mode, Mean, Median activity
12. Party Comedian - [this link opens on a new page] Students find and use the median of a set of data. (Author - Kristy Rousseau)
13. Party Mode - [this link opens on a new page] Students find and use the mode of a set of data. (Author - Kristy Rousseau)

1. All The Parts - (3-5) [this link opens on a new page] Students learn the parts of a graph. (Author - Sandi King)
2. Bar Graph - Enter data to create a bar graph, then manipulate the graph's maximum and minimum values
3. Circle Graph - Enter data categories and the value of each category to create a circle graph (similar to "Pie Chart" but the user can define the data set)
4. Create-a-Graph - lessons and activities on a variety of graphs
5. Data Picking - students collect data, enter tally marks or numbers and then select which graph is appropriate
6. Gere's Bike Shop - Read and Interpret Graphs at this BBC site
   1. After you finish the lesson at Gere's Bike Shop, take a test
7. The Hot Tub - This is a fun activity where students tell the story behind a graph and relate slope to rate of change.
8. How It All Stacks Up - [this link opens on a new page] Students interpret and compare information using a bar graph. (Author - Sandi King)
9. Interpreting Column Graphs - students practice by answering ten questions about the graph
10. Interpreting Data - survey a small group by clicking on each of the children, turn the tally marks into two types of graphs and then go back and take a different survey
    1. Interpreting Data Quiz - after you finish the lesson above, take this quiz
11. Overview of a Bar Graph by Nicole Carroll followed by a practice quiz
12. Overview of a Line Graph by Nicole Carroll followed by a practice quiz
13. Play Ball - [this link opens on a new page] Students collect data to put on a picture graph. (Author - Sandi King)
14. Pie Chart - Students view pie charts (parameters: number of sectors, size of sector as a percent)
15. Reading a Column Graph - five questions related to a graph (good real-world activity)
16. Spy Guys Interactive - Understanding and Interpreting Graphs - Click Skip Intro, then select Lessons, and then click on Lesson 10
17. What percentage has been shaded - Guess the percent of the shaded pie chart (extremely difficult)

1. Data Analysis & Probability (Grades 3 - 5)

1. 77 Degrees F.... and rising! (The Greenhouse Dilemma) - analyze data regarding our atmosphere
2. Cave Data - use given data to draw conclusions about caves
3. Cliff Banger - problems related to the damage that the elements do to beachfront property
4. Hydrologic Logic - evaluate the cost of handling erosion by-products
5. Ice Is Nice! - use glacier data to draw conclusions
6. Math stories with Leon the Chamelion - Click on the Multiplication and Division or the Addition and Subtraction button under the heading Select a Story (select Maybe Later on the registration screen)
7. Twistin' and Turnin' ...Tornadoes! - analyze data regarding tornadoes

1. Exploring Baby Weight Mathematically - A baby's weight changes dramatically in the first weeks of life. For example, students will look at data for Baby Kevin and Baby David.
2. Quantitative Environmental Learning Project - a rich source of data based projects

1. Is That A Fact? - [this link opens on a new page] Students select the appropriate operation for solving a problem. (Author - Randy Russell)
2. Magic Bullets: Chemistry vs. Cancer - In this activity students will work with data about cancer deaths. The purpose of the activity is to give students some experience in reading and interpreting graphs. There is a worksheet associated with the data sets