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Tool: Number Line Bars
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Description: Use bars to show addition and subtraction on a numberline.
Technology Type: Java Applet 
Guide: User's Guide (opens a new window)
Author: National Library of Virtual Manipulatives (Utah State University)
Language: English 
Cost: Does not require payment for use

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Courses: Math 1 Addition, Subtraction
Math 2 Addition, Subtraction
Math 4 Addition, Subtraction
Math 5 Addition, Subtraction

Teacher Review (Not based on classroom experience)
Reviewer: EQ, Jun 9 2008 11:43:35:760PM
Appropriate for: introduction to a concept, practice of skills and understandings, applications of a concept or technique
Ability to meet my goals: Effective
Recommended for: Math 3: Number sense, Fractions, Measurement
Math 4: Number sense, Fractions, Measurement
Math 5: Number sense, Fractions, Measurement
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