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Ben Franklin and the Magic Squares

$4.99

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SKU: 9780375806216 Category:
Description

A funny, entertaining introduction to Ben Franklin and his many inventions, including the story of how he created the “magic square.” A magic square is a box of nine numbers arranged so that any line of three numbers adds up to the same number, including on the diagonal! ¬†Paperback, 48 pages.

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Author

Frank Murphy