Framed MathRacks

Framed models come with a limited lifetime warranty. They are made of high density polyethylene which makes them virtually unbreakable. The galvanized steel rods provide a sturdy housing for the wooden beads.

Framed MathRack 10

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The MathRack 10 provides young mathematicians  many opportunities to subitize and understand all combinations of 10.  This provides a strong foundation of number sense to 10, opportunities to ‘privilege 5’ and ‘think 10’ as well as enable a smooth transition to the MathRack 20.

Framed MathRack 20

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Designed after the original arithmetic rack the MathRack 20 can be used for subitizing, supports discovery of all combinations, supports counting on, doubles, near doubles, subtraction as well as problem solving. Young mathematicians will master privileging 5, thinking 10, and conquer the terrific teens!

Framed MathRack Inline 20

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The MathRack Inline 20 provides a linear model to acquire a deep understanding of number knowledge. This model is ideal for supporting and stretching student’s strategic thinking.

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Testimonials

catherine

"MathRacks support children to move away from counting by ones, towards the use of strategies like doubles, addition, subtraction and making tens---a great way to help automatize the basic facts!"

Catherine Fosnot is a Professor of Education at the College of New York and Director of ‘Mathematics in the City’. She has received many awards for her excellence in teaching and is author of Young Mathematicians at Work and Contexts for Learning Mathematics