The FRONTLINE (PBS) documentary ABACUS: SMALL ENOUGH TO JAIL, directed by award-winning filmmaker Steve James (Life Itself, Hoop Dreams) and produced by Mark Mitten (Life Itself) and Julie Goldman ...
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 ...
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