Fun fact: Every possible cube starting pattern can be solved in 20 face moves and a maximum of 26 quarter turns. https://en.wikipedia.org/wiki/Optimal_solution

Fun fact: Every possible cube starting pattern can be solved in 20 face moves and a maximum of 26 quarter turns. https://en.wikipedia.org/wiki/Optimal_solutions_for_Rubik%27s_Cube https://en.wikipedia.org/wiki/Optimal_solutions_for_Rubik%27... EDIT: Details, history, and math of proof here: http://www.cube20.org/qtm/ http://www.cube20.org/qtm/