Shoelace Problem & Other Puzzles

Shoelace Problem & Other Puzzles

Ivan Moscovich's Mastermind Collection
by Ivan Moscovich
Softcover, 128 pages
Current Retail Price: $9.95
Used Price: $6.00 (1 in stock) Condition Policy

Innovator Ivan Moscovich's number puzzles are as spectacluar-looking as they are stimulating.  Moscovich has been designing and inventing inspired puzzles, games, toys, teaching aids, and hands-on science museum exhibits for the past 50 years.

For the Mastermind Collection, Moscovich has gathered many of his ingenious inventions plus imaginative mind bogglers by other remarkable puzzlemakers.  This series covers a wide range of mathematical ideas, through both classic and original puzzles, games, problems, and more.


These imaginative puzzles are a treat for the eye and the mind.

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