EDUCATIONAL TOY NUMBER STACKING BLOCKS
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United States of America Patent
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Issued Date -
Nov 5, 2020
app pub date -
Apr 24, 2020
filing date -
Mar 15, 2013
priority date (Note) -
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Abstract
The present invention includes a set of stacking blocks designed to resemble the Arabic numerals 1-10. Each number block is height proportional to its value, and they can be stacked vertically. This feature allows students to see the relationship between numbers, and discover math concepts as they stack or play.
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