How do you say 3 by 3 rubik's cube in french?

In French, a 3 by 3 Rubik's Cube is called "cube Rubik 3x3" or simply "Rubik's Cube 3x3." The term "cube Rubik" refers to the puzzle, while "3x3" specifies the size. You might also hear it referred to as "cube magique" in some contexts.