1) Combination puzzle 
The Dogic (k) is an icosahedron-shaped puzzle like the Rubik`s Cube. The 5 triangles meeting at its tips may be rotated, or 5 entire faces (including the triangles) around the tip may be rotated. It has a total of 80 movable pieces to rearrange, compared to the 20 pieces in the Rubik`s Cube. == History == The Dogic was patented by Zoltan and Rob.....