Mental Math Sprint
Betamadang Studio · Ten short sums, one after another. Answer correctly to move on and see your score at the end.
More works
- Word Unscramble · The letters are shuffled and the word is hiding inside. Work through five short words in a row.
- JSON Desk · Validate and format JSON or compact it into one line. Large numbers and duplicate keys are preserved, with all processing kept in your browser.
- Grow a Shark · Eat smaller fish and grow a baby shark into the king of the sea. Dodge big red-eyed fish, jellyfish and fishing hooks, and never eat a plastic bag. The daily sea starts the same way for everyone.
- Wind Tunnel · A 2D wind tunnel: place a car or a shape, or draw your own, and watch the air flow around it. It solves real fluid flow with the lattice Boltzmann method and shows smoke, speed, pressure and vorticity, with a drag coefficient you can compare.
- Ramen Stand · Run a Korean snack bar and pour exactly the water each guest asks for. Hold to pour, let go to stop. Every guest brings a different pot, so you judge by eye, and a perfect pour earns a tip. The daily stand sends everyone the same guests.