Square roots are often found in math & science and quick calculation is sometimes necessary in order to tackle common questions.
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Test your square root knowledge against random numbers. If you need help, a simple tutorial waits nearby.
Look-up square roots to certain numbers. A five-step tutorial is available on how to calculate in your head.
Switch easily between English, Spanish, French, German & Chinese (Mandarin). Fully internationalized numeric system.
Track your progress with colorful visual elements. Share your successes via email or social media.
Works well on a large tablet (iPad Pro/Galaxy Tab) down to a small phone (iPhone SE/Google Pixel).
Easy to operate in regular or dark mode.
This app lets you calculate square roots to reasonable accuracy by using this method:
where c^2 is close to zero and can be dismissed. This method helps you to mentally calculate an answer out to two decimal places, close enough for most scientific research.
Professor Jo Boaler of Stanford University says students learn math best when they work on problems they enjoy rather than exercises and drills they fear. By gamifying this process, you can learn skills that are useful in everyday life in addition to impressing your friends & colleagues.
Mathematics is essential to our world, so mathematical knowledge can apply to many situations. The importance of math is not only crucial for scientists or engineers, but it helps to develop skills in order to analyze data and recognize patterns every day.