56MM Sihirli Küpler Bulmacalar 3X3X3 YJ Guanlong Öğrenme Eğitici Klasik Çocuk Bulmaca Oyuncakları Rubik Küp

A good cube, easy to spin, and was packed perfectly, in a box. But when you shake it, something rattles inside, although there is no external damage. And a wonderful instruction in Chinese, just the way I like it! And there is even a translation into English. I don't know which one to learn first to assemble the cube...