Brain Teasers are mentally challenging puzzles (often in the form of a question or story) that can be solved by applying logic or other mental skills.
Subcategories 6
Related categories 2
Sites 30
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- Archimedes' Laboratory Recreational mathematics including puzzles to make and solve, tessellations, geometric puzzles, optical illusions, and curiosities.
- Puzzle Contest Center Riddles, brainteasers, cryptograms, anagrams, and logic puzzles. Compete in eight new contests monthly.
- The Grey Labyrinth A beautifully illustrated collection of puzzles, riddles, and paradoxes. Features a changing "unsolved puzzle" plus three years worth of previous puzzles.
- Puzzability Some real mind benders here.
- National Puzzlers' League Crosswords and other word puzzles and games, samples; monthly puzzle magazine; 800,000 word searchable list.
- Braingle Includes a huge collection of user submitted and rated brain teasers and riddles. It also has a message board and some unique multi-player games.
- Planetarium An on-line puzzle story in twelve weekly installments.
- Abnorm's Conundrums Easy, medium and difficult brain teasers without answers.
- Bill's Brain Teasers A collection of visual and linguistic riddles.
- iRIDDLER Challenge your mind with free online riddles/puzzles, logic games, brain teasers and view optical illusions.
- Say What You See! Collection of visual brain teasers which can be solved by saying what you see.
- Just Riddles and More Riddles, illusions, puzzles, and brain teasers.
- PedagoNet Brainers Over 60 brain teasers to enhance your mind.
- Professor Tangent Have fun with games, puzzles, brainteasers and humor as you learn about logic and analysis.
- Rec.puzzles Archive An archive of many popular puzzles from the rec.puzzles newsgroup.
- All-Star Puzzles: Logic Problems Collection of logic problems to solve. Printable.
- Curiouser.co.uk Paradoxes, puzzles, games, optical illusions, poetry, curious facts, and quotations.
- Had To Play On A community based site with competitions, challenges, awards, a help centre, forums and games.
- Word Juxtapoz Word puzzles, riddles, rebuses, brain teasers, mazes, cliparts and pictures.
- Eyetricks: Brain Teasers Weekly puzzles and archives.
- BrainBoggled.com A collection of math, logic, and word puzzles.
- BrainBashers Brain teasers, puzzles, riddles, games and optical illusions.
- Zuzzle Puzzles Collection of puzzles including riddles, logic puzzles and sequential puzzles.
- Pzzls A collection of logic puzzles, riddles and brain teasers.
- Thinks.com Recreations for active minds including games, puzzles, math, words, images, books, software and web guide.
- Puzzles Without Rules Free, updated, original abstract puzzles for advanced puzzle-solvers. Includes current unsolved puzzle and archive with hints and solutions.
- Brain Teasers Brain teasers, riddles, logic puzzles and problems, paradoxes, optical illusions, IQ tests and logical games.
- TechInterview Answers to technical interview questions, programming problems, and brain teasers.
- Puzzles & Computer Pascal Huybers presents information about a variety of different puzzles.
- The Logic Zone Collection of logic problems, logic puzzles and cryptograms with answers. Graded levels of difficulty including some especially for kids.