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Your cart is empty.abacus An abacus is a form of manually operated computational aid. It originated in China and has a history of more than 2,600 years. It is an important invention in ancient China. Before the advent of Arabic numerals, the abacus was the most widely used calculation tool in the world. Today, abacus continues to be used in parts of Asia and the Middle East, especially in shops. In the West, it is sometimes used to help young children understand numbers, and some mathematicians like to experience what it's like to use the abacus to work out simple arithmetic problems.
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2025-02-15 13:59:25
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