Using seven 10-cent coins, make a circle and a rectangle at the same time.
[Adapted from Quiz #2 (attributed to Akira Aizawa) in Japan Close-Up, July 2009, published by the PHP Institute, Japan;]
Saturday, August 1, 2009
RACK YOUR BRAINS
Labels:
Brain Teaser,
Mind Flexor,
Rack Your Brains
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