Count and calculate using this fully customizable kids abacus is easy for children. To be acquainted with numbers, recognize basic shapes, to have a very basic idea of addition and subtraction. Children will then learn addition and subtraction...
The basic function of Abacus Mental Arithmetic is to turn the numeric concepts from abstract into visible, touchable and moveable beads. When training this technique, ‘Beads Interpretation’ is a process of turning the abstract numeric concept into beads, whilst...