About Know Abacus
Abacus is a wonderful mathematical instrument used for calculation. This app will help your children learn about Abacus, Numbers, Counting, Addition, and Subtraction. This is the first step to tap the unexploited...
Abacus is a wonderful mathematical instrument used for calculation. This app will help your children learn about Abacus, Numbers, Counting, Addition, and Subtraction. This is the first step to tap the unexploited potential in their brain and unleash their mathematical capability.
Suitable for children age 5 and up, who know about numbers and some basic addition and subtraction.
* Counting with Abacus
* Addition/Subtraction 1 digit
* Addition/Subtraction 2 digits
* Multiplication 1-2 digits
* Division 1-2 digits
* Mental math
* Review lessons
* Unlimited random lessons
* Add new colorful abacus
* Learning modes
* Two-touch or multi-touch abacus
* Support languages: English, French, Spanish, Turkish, Thai, Arabic, Portuguese, and Russian
Previous Versions
Here you can find the changelog of Know Abacus since it was posted on our website on 2016-11-03 10:04:38.
The latest version is 2.0 and it was updated on 2024-04-22 14:50:56. See below the changes in each version.
Know Abacus version 2.0
Updated At: 2023-06-14
Changes: Upgraded to support latest android.
Improvement to screen display.
Know Abacus version 1.21
Updated At: 2019-07-22
Changes: Minor bug fixes.
Know Abacus version 1.15
Updated At: 2015-08-14
Changes: - Add Multi-touch abacus (changed in setting),- Fix tutorial missing
Disclaimer
Official Google Play Link
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