Mini Mefferts: Molecube

The Mini Molecube is a 3-D Sudoku challenge. Mix the colored balls, and then try to arrange them so that you have 9 unique colors on each side.

Mini Mefferts keychain puzzles by Uwe Meffert and Recent Toys are keychains for the brain. Uwe Meffert started designing rotation puzzles in 1970 with the invention of Pyraminx. Since then, he has created over 100 styles of rotational puzzles. Uwe is a leading designer in the puzzle community and delights in finding intriguing new ways to puzzle his fans.

Brains on the move need fuel, so take this portable puzzle everywhere you go!