Square roots are often found in math & science and quick calculation is sometimes necessary in order to tackle common questions.
This app teaches you mentally calculate square roots to reasonable accuracy (2 decimal places). Switch easily between English, Spanish, French, German & Chinese (Mandarin). Fully internationalized numeric system.
Version history
1.1
2022-07-20
You spoke, we listened! New in this release:
- Countdown timer for extra challenge
- General fixes and stability improvements