Between 2700 and 2300 BC, Sumerian and ancient Mesopotamians invented the abacus. The abacus is a straightforward tool for computation. It consists of a frame with rows of wires or thin rods along which beads are moved. Today, with its concept of mental math, the abacus has become an excellent tool for improving a child’s brain processing speed working memory and long-term memory. This can help children learn faster than if they were reading or listening. It enhances the brain’s processing speed to quickly and efficiently process information.