• Calculation tool: In addition to being a professional tool, the abacus is also a folk tool.
• Suitable for arithmetic: The abacus is a calculation tool that was used for centuries before the adoption of modern written numbers.
• Enduring reliability: The abacus/abacus is a classic form of calculator, using a system used before written numbers.
• Classically made set: The reset button, made of plastic, can be used in remote learning or at home.
• Wisdom of Ancient Civilization: A symbol of opportunity and wealth. Professional reliability can be traced back centuries, and the classic professional abacus is still used by merchants, traders and clerks around the world.