Hanayama Huzzle Cast Puzzle: Level 4 - Keyhole

Hanayama Huzzle Cast Puzzle: Level 4 - Keyhole

• 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. 
• You must twist and turn them around. If you rush without thinking, you will come to a dead end.
• Be careful as you may end up going around in circles. 
• Designd by Vesa Timonen from Finland.
• The theme is ‘Groove’.