Many people often assume that learning mental arithmetic is merely a method to improve the speed and accuracy of calculations, for example, adding 10-digit numbers withln a few seconds. By itself,it is already an amazing accomplishment for most young children. However, there is more to thls because when the children are.

Stefen Robert
assume that learning mental

Concentration is the concentrated and directed attention towards a particular matter with clear reflection that creates a deep image and mental impression. An enhanced concentration leads to better absorption power.