Hanayama Huzzle puzzles, provides puzzles for adults which are solved using a blend of inspiration and logic. The challenge is to take the puzzle apart and put it back together. Simple, yet so deep. You will need your hands and your brain on board to solve the huzzle puzzles! Here is a challenging maze. At first glance, the two pieces have simple concave and convex angles on their flat surfaces. However, when the two pieces intertwine, they take the shape of a 3D maze. If you rush without thinking, you will come to a dead end. Be careful as you may end up going around in circles. Happy Puzzling!