World record for rubik's cube 21x21 July 8, 2019 16 32 64 128 World record for 21x21x21 rubik's cube World record for solving a 21x21 rubik's cube World record for 21 x 21 rubik's cube World record for rubik's cube World record of rubik's cube 3x3 World records rubik's cube World record rubik's cubes
