Abacus is a learning method for kids to grasp quickly and increases concentration and enhances their gross motor skills.The abacus, also called a counting frame, is a calculating tool which has been used since ancient times.It's been proven as one of the most effective methods for young learners to do mental math. Abacus learning not only helps with the basic calculations like addition, multiplication, subtraction, and division, it also helps in effective counting of decimal points, negative numbers.