Hanayama's Bike Puzzle is a high quality cast metal brain teaser
Discover how to separate these two interlocking pieces and then try to reassemble them!
Hanayama cast metal brain teasers have 6 levels of difficulty and each puzzle is Mensa-rated
Level 1 puzzles are considered easy by most puzzlers
This puzzle, created and patented by a certain John R. Lynn, garnered a lot of attention in America back in 1898. Using gates similar to those used in the Cast Puzzle ABC, this one has the same kind of labyrinth-like flow. Since we weren't able to reference the original puzzle, the remake of this one took a considerable amount of time. We are confident that we've created an accurate replica that's just as enjoyable as the original. The key word is paths.