Yellow Mountain Imports Digit Standard Abacus - 10.5 Inches - Professional 17 Column Soroban Calculator (Functional and Educational Learning Tool)

Experience the art of math with classic 14th Century calculator technology. Ideal for improving mental calculation skills.

Features of Yellow Mountain Imports Digit Standard Abacus - 10.5 Inches - Professional 17 Column Soroban Calculator (Functional and Educational Learning Tool)

Timeless Professional Reliability: The soroban is an abacus from Japan that is inspired by ancient Chinese suanpan (abacus); It features counting system used before modern numerals that is still practiced by some merchants, traders, and clerks An Ideal Educational Tool: Make math practice more effective; Using an abacus for kids math is a great way to teach them how to count, equate and compute mentally Features Modern Conveniences: This 17-digit professional soroban abacus is made from quality ABS plastic and measures 10.5 x 2.5 x 0.75 inches (26.5 x 6 x 1.5 centimeters)