Thinkfun have long been leaders in Logic Games, Brainteasers and Family Games in the US. We are delighted to have taken on the distribution of their Brainteaser puzzles. The A-ha! range the best educational collection of puzzles on the market for kids, the Fifteen Puzzle is possibly the most famous puzzle ever invented, Gordian's Knot is one of the most difficult, yet elegant, puzzles we have ever seen and Unhinged is so new, we haven't tried it yet! We think it is lovely stuff...