Puzzles
Puzzles sites worth your time, kept by hand. No algorithm, no tracking.
- Brain DenRiddles, optical illusions, and logic puzzles. Great for all ages.
- BrainbashersA daily heap of logic puzzles, riddles, and optical illusions.
- BrilliantInteractive math and logic that teaches by making you solve things.
- Chess.com PuzzlesA bottomless supply of chess tactics puzzles, scaled to your level.
- Conceptis PuzzlesDaily logic puzzles — nonograms, sudoku, slitherlink, and more.
- Cracking the CrypticSudoku variants and logic puzzles with daily videos. Deep rabbit hole.
- Cross+AHundreds of unique logic puzzle types from around the world.
- Cryptic Crosswords GuideLearn to crack the maddening, addictive art of cryptic clues.
- Flow FreeConnect the dots without crossing. Simple, endless, satisfying.
- LightbotA programming puzzle game for all ages. Teaches logic without the jargon.
- Math Puzzle (NRICH)Mathematical puzzles from challenging to accessible. All ages.
- Nonograms.orgThousands of picross/nonogram puzzles that reveal pixel art when solved.
- NYT GamesWordle, Connections, Spelling Bee, and the crossword. Daily puzzle ritual.
- Project EulerMathematical programming challenges that start approachable and get very hard.
- Puzzle BaronEndless logic grids, crosswords, and number puzzles, all free.
- Rentry Escape RoomsFree play-anywhere puzzle rooms you can solve solo or with friends.
- Simon Tatham's Puzzles39 logic puzzles in the browser. No ads, no accounts, pure puzzle.
- Zebra PuzzlesEinstein-style logic grid puzzles. Harder than they look.
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