Abacus，Soroban, Abacus for Adults, Professional 13 Column Abacus for Math with Reset Button，Digits and Educational Learning Tool

Professional Japanese Soroban for Mental Math & Brain Training: This professional abacus is more than a traditional calculation tool; it's a brain training abacus. The 13 column abacus (13 rod abacus) design is the standard for serious practice, making this Japanese abacus ideal for adults and students seeking to master mental calculation and cognitive enhancement through a time-tested method.

Durable & Safe ABS Plastic Abacus with Reset Button: Engineered for lasting use, this abacus with reset button features a high-strength ABS plastic frame. It is meticulously polished to be completely smooth with rounded edges, ensuring safe handling for users of all ages, including children. This durable and safe classroom abacus and math manipulative is built to withstand frequent use in educational and practice settings.

The Ultimate Educational Tool for All Ages: An ideal abacus for math learning, this tool transforms abstract numbers into tangible understanding. It serves as a perfect abacus for students and abacus for kids, laying a foundation for arithmetic, while also being a sophisticated abacus for adults focused on mental calculation and advanced arithmetic skills.

Efficient Design with Handy Reset Button: Designed for seamless practice, this calculator abacus features a quick reset button to clear calculations instantly. Its large abacus size provides clear visibility, making it perfect for individual brain training or as a demonstrative learning calculator in group settings and educational courses.

Perfect Size for Practice, Portability, and Gifting: This professional soroban for adults and learners measures 9.72 x 3.07 x 0.9 inches, offering a substantial feel without sacrificing portability. The sturdy ABS plastic construction ensures lightweight durability. Beautifully crafted, it makes for a unique and thoughtful gift, perfectly suited for home study, math abacus for kids learning, or as a functional decorative piece celebrating the ancient calculator abacus.