An abacus is a manual computing device that consists of a frame that holds parallel rods, which are strung with movable counters. The Babylonians were thought to have invented the abacus as far back as 500 BC but it was the Chinese who made it popular. The abacus merely helps people keep track of numbers as they do the computing. The computing happens inside the brain.
CMA and the abacus are two things that always go together. Pretty much like bread and butter and cheese and crackers—you don’t usually see one without the other. Find out what makes abacus training and learning mental arithmetic more awe-inspiring in this day and age through the CMA curriculum.