Brain Teasers

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