17 Digit Professional Soroban Style Abacus - 10.5"
Brand: Yellow Mountain Imports
The abacus, also called a counting frame, is a calculating tool that was in use centuries before the adoption of the written modern numeral system and is still widely used by merchants, traders and clerks in Asia, Africa, and elsewhere.
The abacus is also widely used in teaching counting and mathematics. This standard set is perfect for practical use as well as teaching children
- 17 digit professional soroban style abacus with plastic frame.
- Both a functional and educational learning tool. Great for teaching counting and math.
- Measures 10.5" x 2.5" x 0.75" (26.5cm x 6cm x 1.5cm)
- (Instructions not included)