Logic Puzzles and Brain Games
Puzzles that give your mind a workout in a short break, starting with number link, where you join matching numbers with lines that never cross. Each game comes with its rules, solving techniques and thousands of levels — all free and played in the browser.
What are logic puzzles good for?
Logic puzzles have simple rules but take real thought to solve; they exercise planning, spatial reasoning and attention while giving you a short mental break.
The games here need no account or download, run in the browser, and every level is guaranteed to have a solution.
How do you play number link?
In number link you join matching numbers with lines that never cross and fill every cell; lines move only horizontally and vertically.
There are thousands of levels across five board sizes from an easy 5×5 to a hard 9×9, and a hint shows the correct route for a pair when you are stuck.
Frequently Asked Questions
Are the games free?
Yes. Every game is free, with no account or app download.
Is my progress saved?
Solved levels are stored in your own browser only; nothing is sent to the server.