■ the ●s!
New stats to track your current and best perfect guess streak ("Perf. Run" and "Best Run"). These stats can be viewed by entering the menu ("?") and selecting "Stats Pair".
Solve the problem that eluded ancient mathematicians. Match a square's area to that of a circle. Square the circles.Resize the square to make your guess. For endless sets of circles, minimize your error to score as low as you can. Achieve perfect matches and improve your best run of ten.
Available on devices:
- IOS
