The origin of the wedge is unknown, because it has been in use as early as the
Stone Age. Circa
3000 BC, in
bronze wedges were used to break away blocks of rock used for construction.
Wood wedges, that swelled after being wet, were also used. Some
Native American tribes used
antler wedges as a means of splitting and working wood to make
canoes, houses, and other wood objects.
A wedge used to lift a block of stone