History, structure, solving strategies — get to know the cube in your hand.
From Erno Rubik’s 1974 wooden prototype to the proof that 20 moves is enough to solve any cube.
6 min read · 1200 words
26 cubies, 6 fixed centres, and the R/U/F notation — read the cube before you try to solve it.
8 min read · 1500 words