Don't tip the scales! Number Balance is a T-shaped scale that provides a hands-on, visual way to demonstrate equivalents to help students understand number relationships and operations, such as addition, subtraction, and comparisons, as well as pre-algebra concepts. For use with whole class, cmall group or individual students. Includes scale, 20 balance weights, and teacher's guide with 5 activities.
Cheapest price in the interval: 24.99 on November 6, 2021
Most expensive price in the interval: 24.99 on December 20, 2021
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