Note: Our level rating system is different than Hanayama's. Hanayama's level 1 is equivalent to our level 5.... level 6 is equivalent to our level 10.
A prizewinner from the 2001 1st Annual World Puzzle Design competition, this puzzle was designed by the young Dutch phenomenon, Oskar, consider to be one of the world's brightest creators. The gear exhibits a unique kind of movement. Once together in its final form of beauty, the gear fixed in place in the cubic box could very well serve as a desk decoration to satisfy a kind of soothing, intellectual curiosity. The key word is 'teeth'.