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Tool: Base 10 Blocks: Exploring Other Bases
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Go to: http://arcytech.org/java/b10blocks/ (opens a new window)
Description: Virtual base-ten blocks (that can be stuck together or broken apart into smaller units, rotated, moved around, etc.) and ideas on using them for addition, subtraction, multiplication, several algorithms for division, decimals, bar charts, and basic algebra. Accompanying materials provide historical background and extension activities, including activities in prime numbers.
Technology Type: Java Applet 
Guide: User's Guide (opens a new window)
Author: Jacobo Bulaevsky
Language: English 
Cost: Does not require payment for use

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Lesson Plan: Base 10 Blocks: Description and Lesson Plan
Courses: Kindergarten Place value
Math 1 Place value
Math 2 Place value
Math 3 Place value
Math 4 Place value
Math 5 Base ten, place value
Math 6 Base ten, place value
Math 7 Base ten, place value

Teacher Review (Not based on classroom experience)
Reviewer: Hope 1, Jun 9 2008 4:15PM
Appropriate for: practice of skills and understandings
Ability to meet my goals: Neutral
Recommended for: Math 2: Number sense; Math 3: Number sense
Read the full length reviews for this resource