Learn Abacus at Home: Learning the abacus is an important step in a child’s development. It is a fantastic way to improve mental math skills, concentration, and overall cognitive abilities. In this ...

Full tutorial video link above the title materials I used : Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 3cm ( 1,2 inch) for each link beads : 4mm ( abacus crystal ) ...