The abacus is a most ancient calculating device . It consists of a wooden frame, rods, and beads. Each rod represents a different place value—ones, tens, hundreds, thousands, and so on. Each bead represents a number, usually 1 or 5. We can perform addition and subtraction easily by moving beads along the wires of the abacus.
In short ABACUS is a simple tool used for fast and accurate calculations. ABACUS helps develop right brain and overall intelligence. There are many other benefits, just to name few, it helps improve,
Mental calculation abilities & whole brain development
Deep concentration level
Long memory retention
Logical ability
Effective observation skill
Listening skills& effective memory recall capacity
Capacity to handle all kinds of challenges in the life
Overall development of children
Who invented abacus?
Abacus has its roots as far back as Mesopotamian civilization, it’s difficult to attribute a single person as the inventor of this counting frame. However, the world recognizes Tim Cranmer as an inventor because he invented the abacus for visually impaired people in 1960.