secondhandschool
Ben Franklin and the Magic Squares
Ben Franklin and the Magic Squares
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$3.00 USD
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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
$3 plus shipping
no rips or writing
CP
Shipping & Returns
Shipping & Returns
Reminder that that I ship items via USPS media mail.
I will combine shipping if purchasing more than one item.
Do not accept returns so please make sure you are wanting this item prior to purchasing.
