fill one line puzzle game
Sharpen your mind with a connect-the-block-style one-line brain training puzzle game.
A simple but addictive one-line puzzle game that’s completely free to play.
Your brain becomes more active the more you play.
During your commute, before you sleep… enjoy downtime with brain training.
The rules are extremely simple.
Just fill in all of the blocks using only one line.
Use hints for puzzles that are too hard to solve.
Hints are also free, of course.
4 levels of difficulty.
A whopping 2,000 puzzles.
Don’t get too cozy—the puzzles get harder as you go along.
One-line puzzles are mathematical problems with origins in the early 18th century. First posed in Königsberg, the original puzzle revolved around the town’s Pregel River.
Mathematical thinking is said to increase work efficiency and prevent aging.
Whether math is your bane or your forte, be sure to give this game a try.
You’re sure to get hooked on these puzzles! Colored Shark Burst
Baby sharks of every color imaginable have gathered together to help you get a good laugh. As you burst all the bubbles, try to imagine what image the bubbles have formed. Every bubble popped releases a crispy sound, and once you have popped all the bubbles in the front, don't forget to continue popping the bubbles at the back. Savor this fantastic experience and try to see if you can do it better in real life. Grab a bubble popping toy, place it underwater, and try to pop it the best you could.