Digit Standard Abacus - 10.5 Inches - Professional 17 Column Soroban Calculator (Functional and Educational Learning Tool)
Brand: Yellow Mountain Imports
Experience the art of math with classic 14th Century calculator technology. Ideal for improving mental calculation skills.
- 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
- MODERN AND DURABLE: 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)
- GREAT PORTABILITY: At 0.26lb (0.12kg), this abacus is made compact and handy so you or your kids can easily take it anywhere
- EXCELLENT GIFT FOR MATH WHIZZES AND NEVER RUNS OUT OF POWER!