56 мм Чарівні кубики Пазли 3X3X3 YJ Guanlong Learning Освітні класичні дитячі іграшки-головоломки Кубик Рубіка

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...