Definitions by Speedcube

pyraminx 

A pyramid-shaped variation of the Rubik's Cube.

I know how to solve a pyraminx.

pyraminx by Speedcube June 11, 2017

Skewb 

A variation of the Rubik's Cube with axes of rotation passing through its corners.

Solving a skewb isn't hard.

Skewb by Speedcube June 11, 2017