The 2x2 is a 3x3 without the center and edge pieces. You can solve a 2x2 the same way that you solve the corners of a 3x3. It can sometimes be a little more puzzling as there is no center to match with.
The 2x2 is a 3x3 without the center and edge pieces. You can solve a 2x2 the same way that you solve the corners of a 3x3. It can sometimes be a little more puzzling as there is no center to match with.