1) Combination puzzle 
The Megaminx (s or -, also spelt Mégaminx) is a dodecahedron-shaped puzzle similar to the Rubik`s Cube. It has a total of 50 movable pieces to rearrange, compared to the 20 movable pieces of the Rubik`s Cube. == History == The Megaminx, or Magic Dodecahedron, was invented by several people independently and produced by several different manufac.....