Korea 23 Digits Mathematic Calculator Abacus Soroban Business School Learning

Description

Product Description Abacus give help to a simple calculation , the improvement of mathematical ability , the improvement of the memory Abacus give help in math education of children Korean 23 Digits Abacus is easy to use in a classical style Material: plastic Size: 32.5cm (12.7") x 6cm (2.36") Manufacture: Korea, Republic of Content: 1 x Korean 23 Digits Abacus