Connect all dots with one continuous line. Solve 300+ levels & endless puzzles in this addictive brain trainer.
Users
45
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#107K
#95K among extensions
Version
1.0.0
updated 25 Feb 2026
Users
monthly, 9 months
Latest, 12 Nov 2026:45 usersMove the mouse over the chart for any month
Ratings count
monthly, 9 months
Latest, 12 Nov 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About One Line: Brain Puzzle Master
One Line: Brain Puzzle Master
One Line: Brain Puzzle Master is a relaxing one-stroke drawing puzzle you can play in Chrome. The goal is simple: connect all dots and draw every required path using one continuous line, without lifting your pointer. Each puzzle is a logic challenge that rewards planning, pattern recognition, and clean execution.
If you enjoy “one line” games, “one stroke” puzzles, connect-the-dots brain teasers, and line drawing logic challenges, this extension is built for you. It starts with beginner-friendly boards and steadily introduces new rules that turn a simple line into a deeper strategy problem.
How to play
- Start on any dot and drag to another connected dot.
- Continue until all edges are drawn.
- Finish the entire puzzle in a single stroke. Some puzzles allow revisiting nodes, but every rule must be respected.
Puzzle modes and progression
- 7 structured chapters (Basics → Master) with carefully designed levels.
- Endless mode that generates new puzzles after you finish the chapter set, so you can keep practicing.
- Progress is saved locally so you can come back anytime.
Special mechanics (more than a standard one-line puzzle)
- One-way paths (arrows): certain edges must be traveled in the indicated direction.
- Locked edges (red): these edges can only be drawn when all other non-locked edges are already completed.
- Frozen edges (blue): once you draw one, undo is blocked for that move—plan ahead.
- Multiple-visit nodes: some nodes require extra visits to solve the graph correctly.
Hint system that teaches
Stuck on a tricky board? Use the hint button to reveal an animated solution path that shows the next correct sequence. Hints are limited so the game stays a real brain trainer, not an auto-solver.
Clean, comfortable experience
- Smooth mouse, touchpad, and touch controls on desktop.
- No timers, no pressure: play at your own pace.
- Light/dark appearance adapts to your system theme.
- Works offline because the game runs locally inside the extension.
Privacy and transparency
- No special Chrome permissions are requested.
- Your progress and language setting are stored locally in your browser (local storage) and are not sent by this extension.
- On install or uninstall, the extension may open gamezoo.net in a tab. The “More Games” toolbar button also opens gamezoo.net.
Made for Chrome
- Click the extension icon to launch the game in its own page.
- Use the built-in fullscreen toggle for a distraction-free play area.
- Designed for quick sessions: solve a puzzle in minutes, or start an endless streak.
If you like classic logic puzzles, you will feel at home here. These are graph puzzles inspired by one-stroke drawing problems (often called an Euler path or Euler trail). Plan your route, avoid dead ends, and learn how rules change your start. A calm, satisfying mix of line art and reasoning.
Whether you want a short break or a focused logic workout, One Line: Brain Puzzle Master delivers satisfying one-stroke puzzles that are easy to start and hard to master.