Fill That Cup
Fill That Cup is a free online puzzle game for boys played on a puzzle game. Draw with a pencil the optimal way to make the glass fill up with liquid. The less ink you spend, the higher your score. Can you get three stars? If you're really stuck, you can always ask for a hint. Mobile, Tablet, and Desktop are playable. What are you waiting for? Challenge your brain with this game right now!
Quick tips
- Open in a modern browser for best performance.
- If the game lags, refresh the page and close heavy tabs.
- Use fullscreen to keep controls visible.
How to play
Read the in-game instructions shown at the start screen.

About this game
This title is listed in our library for quick browsing. You can explore similar games below by category and popularity, then return to this page to play instantly again.