IQ Collection Wire Puzzle: Easy, Medium, Hard, Impossible ($9.95 - $10.95)
Think you're a topological genius? Test yourself with the IQ Collection Wire Puzzles from the NeatoShop. These disentanglement puzzles are so much fun that we find it hard to ... well, extricate ourselves from playing them!
Moms: this will give you a few minutes of precious peace and quiet as your kids try to solve 'em. Link | More Toys & Games from the NeatoShop