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Checkerboard Press mathematics encyclopedia
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Presents mathematical concepts, focusing on number systems, geometry, weights and measures, shapes, signs, algebra, and patterns.
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- ● children's books
the long version
Presents mathematical concepts, focusing on number systems, geometry, weights and measures, shapes, signs, algebra, and patterns.
M
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"Presents mathematical concepts, focusing on number systems, geometry, weights and measures, shapes, signs, algebra, and patterns."
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