Use dynamic geometry software to explore scale factor and similarity. 0706.1.12

Links verified on 6/9/2014

1. Activities at Illuminations - index of lessons and activities
2. Algebra Scales - Math is Fun virtual manipulative
3. Annenberg Interactives - index of over 400 interactives
4. Base 10 Blocks - virtual manipulative or
5. Base 10 Blocks Worksheets - several worksheets for base ten block manipulatives
6. Colored Chip Models - use manipulatives to model addition, subtraction, multiplication, and division with positive and negative integers [includes two practice problems]
7. Cups and Chips - solving linear equations using manipulatives - Lesson Plan
8. Electronic Examples - index of interactives from NCTM
9. GeoBoard - activities that use interactive geoboards or
10. Integer Bars - learning fractions and more with on-line manipulatives or
11. Math Playground - a small but growing collection of manipulatives for teaching and learning or
12. Mr. Schlytter's Mathematics Site - links to a large number of virtual manipulatives
13. National Library of Virtual Manipulatives - sixteen Algebra manipulatives for grades 6-8 [More topics and grade levels available at the NLVM home page] or
14. Pattern Blocks Program - use tools to solve a variety of problems or
15. Tangrams - interactive geometric site or
16. Teacher Dodgeball - fill in numbers on an equation - Each blank of the equation stands for a number on a teacher. Hit the teacher with the number that goes next in the equation by clicking on them.
17. Teaching Algebra with Manipulatives - 312 pages with lots of pages to print and many activities
18. Term, Tiles & Tokens - the visual, auditory, symbolic, and kinesthetic approach to algebra
19. Virtual Manipulatives - a list of various manipulatives [designed for grades 1-6]
20. Wolfram Demonstrations Project - a free resource of interactive visualizations from elementary education to the frontiers of research