A Dumb Idea - 3D Puzzle

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A 3 Dimensional Puzzle (Rubik's Cube) sold millions of units. This Peek-A-Boo® poster reminds students not to judge a peer's ideas. Some of the most successful products and inventi ons were born from a "Dumb Idea". Teachers use our Dumb Idea series to create stress-free environments for student who are in a collaborative classroom. Dimensions: 36" x 24" Show more