There are only 3 parts are part of this difficult interlocking puzzle. A total of 21 steps are required to put the puzzle together. It consists of two identical pieces that fit inside a frame. All in all, you need 21 spins, shifts etc. to put the puzzle back together.
There are a total of 3 solutions, but only one with color aspects.
Designed by: Osanori Yamamoto, Japan 2011 Brand: Rombol