Spell the first layer (that is, counting from top to bottom) first, and then spell the bottom layer. He has no rules. He has no rules. Pay attention to the rotation of the center line, which is the most important! ! ! Also, you should stagger the pieces that need to be spelled out with other pieces that have already been spelled out, so as not to confuse everything else. I can only express these words. You can add pp, 84463 1052 if you have any questions. Just developed video teaching, free!