Learn the Abacus and expand your brain power!
The Soroban Abacus is a calculating tool in use for over 4,000 years. Abaci are often constructed as a bamboo frame with beads sliding on wires and are still widely used by merchants, traders and clerks in Asia, Africa, and elsewhere. The user of an abacus is called an abacist.
This digital version of the abacus is a functional and educational tool. Slide the beads with your fingertip as easily as using the real thing. Features include:
* Japanese and Chinese Options
(1 or 2 Heaven Beads)
* Tutorials in addition, subtraction and monetary calculation
* 5 columns (Full version allows 4 to 11 columns)
If you would like to learn how to use an abacus or would like a portable abacus for daily use, this tool is for you!
This free version is fully functional and does not contain ads. It is a subset of the full app and does include tutorials.
Fixed graphics problem in which beads did not appear on some devices.
9Apps 4.9
