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Product Overview:

This Abacus for the Blind is a Cranmer-style abacus used by blind children to gain an in-depth understanding of numbers and mathematics, and by blind adults to perform quick calculations.

Product Specifications / Dimensions

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The Abacus for the Blind has 15 rods with 4 beads on top column and 1 bead on lower column.

A resistant backing protects the abacus.

FAQ For Cranmer Style Math Abacus for the Blind and Visually Impaired

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