Self-correcting 1-20 number puzzle
Self-correcting 1-20 number puzzle
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$18.99 USD
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Self-correcting 1-20 Woden puzzle set. Includes 40 wooden pieces. Learning early math concepts and developing other important skills is fun and challenging with these self-correcting number puzzles. The unique design of each individual puzzle prevents incorrect, matches, and guides children to a correct understanding of the relationship between written numerals and the actual quantities of objects.
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