Reinforce shape recognition, symmetry, congruency, fractions, area and more!
Perfect for demonstration, proportionately sized pieces are 3 times the length of standard pattern blocks on each side-and 9 times greater in total area!
Includes 47 pieces and Activity Guide

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Item Weight: 2.25 pounds (View shipping rates and policies)
Shipping Weight: 2.25 pounds (View shipping rates and policies)

ASIN : B00B7XWFC0