Amazon.com: Rubik's Mini, Original 2x2 Rubik's Cube 3D Puzzle Fidget Cube Stress Relief Fidget Toy Brain Teasers Travel Games, for Adults and Kids Ages 8 and up : Toys & Games
How to Solve a 2x2 Rubik's Cube - The Pocket Cube
2x2 Rubik's cubes | 2x2 Speedcubes - Cuboss.com
Fastest to solve 2 x 2 Rubik's Cube for a hundred times - IBR
Generating the full list of valid states of a 2×2 Rubik's Cube | limejuice
Rubik's Cube 2 x 2 Mini Puzzle Toy for Kids Ages 8 and Up - Walmart.com