The abacus first appeared around the period 2700-2300 BC in Sumeria.
Jesus made it.
the abacus is made by the Egyptian in Egypt.
The abacus has been around for millennia, in various countries. No record of the inventor was made.
the history about the abacus is that 3000 years ago the chinese invented the abacus. The abacus was made of wood parrelel rod and beads.
It was made in 1815
For a calculater
Originally in China.
The Chinese abacus.
actient china
The answer is China.
actient china
the chinese and they made the wheel barrow