* Happy Cube Junior 3 – 7 years The Happy Cube Junior (Little Genius) is the easiest version of the Happy Cube Puzzle Family. It has been especially created for children between the ages of 3 to 7. These cube
** Happy Cube Original 5 – 99 years Happy Cube Original was the firstborn of the Happy Cube foam puzzle family and has a moderate degree of difficulty. Each Happy Cube Original puzzle model has its own shape and colour and can
*** Happy Cube Pro 7 – 99 years The Happy Cube Pro (Profi Cube) puzzles have different coloured spots on the foam. Beware, Happy Cube Pro is not for beginners! Each puzzle cube has only one solution. A real challenge!
**** Happy Cube Expert 9 – 99 years This is the most difficult version of the Happy Puzzle Family. You can recognize the Happy Cube Expert (Marble Cube) puzzles on the marbled EVA foam. Each of the six Happy Cube Expert