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Abacus is known to be the most ancient calculating device. It has been endured over the times but still used in some of the countries of the world. The entire abacus consists of the wooden frame, rod and the beads. The device was also used for the small children to teach them the basic rule of addition and subtraction.
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A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.