Ancient Japanese Techniques To Make Wooden Buildings Without Nails
Aside from the thousands of various skills and crafts that the Japanese are famous for, they are also admired for their traditional carpentry, which lets them create furniture and buildings without using any nails. In these educational videos, traditional Japanese carpentry group Kobayashi Kenkou carefully demonstrates how to build using finely-planned wooden beams. Take a look!
More info: kobayashikenkou.jp (h/t: laughingsquid, sploid.gizmodo)
Mortise and tenon joint
REminds me vaguely of legos