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Here's an easy way for your younger students to learn equivalents. Sturdy plastic T-shaped scale is fitted with weights to visually demonstrate number relationships and operations such as addition, subtraction, and comparisons, as well as pre-algebra concepts. Set includes 25' x 9.5' three-piece scale, 20 balance weights, and teacher's guide. A motivating addition to any math class! Grades K to 3.
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