German and Russian languages added
Try to solve the greatest mathematical problem of the ancient world. Construct a square equal in area to a circle. Tap the screen, hold the tap and move the finger to draw a square. Release the tap when you think the areas of the square and the circle are equal. Your score is calculated from an average of 5 tries.
Features:
✔ Easy to learn, hard to master
✔ Ability to play offline
✔ Online leaderboard to compete with other players world-wide
✔ Practice your attention and concentration skills
✔ Fun entertainment for your brain
