One Line Connect

One-Line connect the Dots Sharpen your mind with a connect the dots 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 DOTs using only one line.
5 levels of difficulty:
- Beginner.
- Senior.
- Challenge.
- Expert.
- Professional.
A whopping 800+ 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!