مكعبات سحرية 56 مم، مكعبات روبيك، 3 × 3 × 3، ألعاب تعليمية كلاسيكية للأطفال من YJ Guanlong

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...