They were taught how to bore rivet holes in the sides of ships. 有人教他们如何在船的舷侧钻铆孔。
Later generations called this toy Lu Ban-lock, also Kongming-lock, and it has many kinds, and it reflects the riveted joint technology. 后人把这种玩具叫做鲁班锁,也叫孔明锁,它的种类非常多,充分表现了中华民族传统的隼铆结构工艺。