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Tool: Color Chips - Addition
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Description: This virtual manipulative uses plus-minus chips to demonstrate adding positive and negative values.
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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Teacher Review (Not based on classroom experience)
Reviewer: Coachd, Sep 5 2013 08:22:21:033PM
Appropriate for: introduction to a concept, practice of skills and understandings, applications of a concept or technique, advanced investigations
Ability to meet my goals: Effective
Recommended for: Math 7: Operations with numbers, Number sense, Fractions, Percentages, Integers, Algebra and expressions, Equations and functions, Ratio and proportion, Geometry in space, Measurement, Probability
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Comment:The game hammers in the concept of positive/negative arithmatic, but the dragging and dropping of chips is a somewhat tedious task.