Children’s wooden puzzle 54T Rubik’s Cube Square Tetris Puzzle Wooden Toy Science Rubik’s Cube Kong Ming Lock Lu Ban Lock 0.2

【Product Description】：

    Kong Ming lock，Also called gossip lock、Luban Lock，It is a traditional civil construction fixture in ancient China.，It originated from the first mortise structure in ancient Chinese architecture.。According to legend, the invention of Luban from the late spring and autumn to the early Warring States period。（Another legend was invented by Zhuge Liang in the Three Kingdoms period.）The concave and convex parts inside this 3D splicing device（That is, the mortise structure）Engagement，Very clever。During the Three Kingdoms period, Kong Ming made Luban’s invention into a toy.——Kong Ming lock。Original wooden structure，The appearance is a cross cube with tight seams.。Kong Mingsuo toys are more，The shape and internal structure are different，Generally, it is easy to disassemble and difficult to install.。Careful observation is required when assembling，Think seriously，Analysis of its internal structure。It helps to develop the brain，Flexible fingers，It’s a good educational toy。

    Kong Ming lock，It is a toy invented according to the principle of gossip metaphysics.，It has been widely spread among the people.。In recent years, people have gradually paid attention to it.，It is for relaxation，Develop Brain，Flexible fingers are good，It is a casual toy for all ages.。

    It looks simple，But the design is quite difficult，The bayonet is only placed in different grooves of the wooden strip.、Patchwork，The tightness of the digging groove is slightly insufficient, which may affect its structural stability.，The wooden block size is different/Accurate/Placement can be combined successfully，And just take off a wooden strip，The whole piece of wood will be scattered.。This appearance looks like a tight cross cube，Use your brain to disassemble，But it’s not so easy to install。