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
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