Rubik's Cube: Die 15 grundlegenden Schritte zum Lösen des Würfels
Not only for engineers(cliche!): learn to solve the Rubik’s Cube in less than 2h. Rarely has any puzzle lasted so long. Almost fifty years after its invention, the Rubik’s Cube© […]
Not only for engineers(cliche!): learn to solve the Rubik’s Cube in less than 2h. Rarely has any puzzle lasted so long. Almost fifty years after its invention, the Rubik’s Cube© […]