Abacus，Soroban, Abacus for Adults, Professional 13 Column Abacus for Math with Reset Button，Digits and Educational Learning Tool （9.8inch）, SP-001

About This Product :

• [Reliability]-The abacus is a classic form of calculator. The abacus/Soroban has a long history. It was a very commonly used counting tool before the invention of the calculator, and it is still used by merchants, merchants and clerks in some parts of the world.
• Excellent Craftsmanship – The frame is polished and round without burrs, so you can use it at ease.The edges are smooth and will not hurt your or your kids hands. This 13-digit professional wooden soroban abacus comes with a handy reset button
• Ideal Educational Tool – Abacus to make math exercises more effective; using an abacus to calculate children’s math ability is a good way to teach them how to count and calculate intelligence
• Beautiful and Unique Design – A good gift for children. Soroban style abacus is very suitable for fast calculation. It is strongly recommended to use it in any Math abacus/Soroban course.
• Soroban Abacus Size -This abacus measures 9.72 x 3.07 x 0.9 inch 24.7 x 7.8 x 2.3 and weighs 6.24ounce (177g); Beads are made from quality ABS plastic

Details :

• Color: Red, White, Yellow
• Calculator Type: Business
• Material: Plastic
• Item Dimensions LxWxH: 9.72 x 3.07 x 0.9 inches