Ebook: Great Critical Thinking Puzzles

Eighty puzzles. The answers are easy! But getting there is the hard part. Uncover connections and identify hidden relationships until suddenly the answers are appearing as if by magic. Solve situations on the moon, around an insect-eating plant and gold-record racing through space in the Voyager spacecraft. 96 pages, 100 b/w illus., 5 3/8 x 8 1/4.

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