12 How do you spell Kongmingsuo?

12 kongmingsuo This is the most common kongmingsuo. It's really difficult to assemble without any hints. As shown in the figure, put six small pieces of kongmingsuo according to the number, and the black part indicates the concave surface. This upward face is the face that is put together with other small pieces after being put together. For the convenience of expression, it is recorded as a star surface, and the end marked with a star is recorded as a star end. Put the small pieces one by one in the order of the table. During the assembly process shown in the figure, the position and direction of the kongming lock remain unchanged. The star faces in a certain direction, and this small position is opposite to the center. As shown in the figure below:

Twelve pieces of decomposed Kongmingsuo is also a traditional intellectual toy in China, which is said to have been invented by Zhuge Liang during the Three Kingdoms period. The concave and convex parts of this three-dimensional jigsaw puzzle bite together very skillfully. There are many Kongmingsuo toys with different shapes and internal structures, which are generally easy to disassemble and difficult to install. Observe carefully, think carefully and analyze its internal structure when assembling.