Is abacus worth learning?

Yes. the answer is always  Positive.

The next question is What is abacus ?

Abacus is a tool which helps a child to learn the basic mathematical operations of addition, subtraction, multiplication and division.

Learning abacus help both the sides of the brain work together efficiently.

Trained thoroughly it enables a child to do the mental calculation without using the fingers or an electronic device.

Mathematics is a subject which always is a nightmare for children whose concepts are not clear.

Learning abacus help the children become thorough with mental arithmetic calculation which in turn improves the concentration, speed, confidence level, logical and analytical thinking and visualization skills.

Mental arithmetic learnt through abacus is a life time skill for a child