Really Tough Puzzles
The IQ Collection makes some of the toughest puzzles around, this will keep them busy for a good long while.
$9.99 from Amazon
It's the amazing, folding puzzle by the makers of Rubik's cube; fold it, flip it, make it, solve it This Rubik's cube is made up of panels that can be... (more)
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$5.99 from eBay
eBay offers you smart deals and the widest selection, ranging from the everyday basics to things that are as unique as yourself. With millions of item... (more)
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