This puzzle is called infinity not only for its appearance, but also because its movement continues endlessly until the pieces are taken apart. Solving this puzzle will entertain you for hours even though it looks simple. Designed by Finnish designer Vesa Timonen.
Hanayama Infinity (Level 6)
Hanayama are high quality metal puzzles for puzzle lovers. The challange is to take the pieces apart and then put them together again. These Hanayama puzzles are cast in metal which makes them very robust and durable. There designed in such a way that you can solve them without use of force or bending pieces. All you need to solve them is some ingenuity and patience.