5 X 5 (Professor Cube)
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2026/07/14
About
The 5×5 Professor Cube is the next step after mastering the 4×4 and is one of the most popular big cubes in speedcubing. While it looks much more complicated than a standard 3×3 Rubik's Cube , it can be solved using a simple reduction method that makes it surprisingly approachable for beginners.