spring
Triangle to a Perfect Square
Move 1 matchstick to get a perfect square.
Mar 10, 2026
Place all double-lettered tiles into the letter line so that a valid word is revealed
This Day Last Year
Mar 11
Cherry Volumes: Pit & Pulp
The cherry pulp surrounds its pit with a layer as thick as the pit. Assuming the cherry and the pit are shaped more like spheres, how much bigger the volume of the cherry's juicy part is compared to the volume of the pit?