Eureka Ball It's a Puzzle! It's Geometric Art! It's a CreativeTool for Innovators!.
a new creative game consisting of 12 red magnetic design piecesin the tradition of the bestselling Ball of Whacks
More by Roger Von Oech
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Y-Ball
Big Ball of Whacks: 6-Color Edition: Bigger Size + 2 New Pyramid-Shaped Pieces!
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Ball of Whacks - Red
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