HEATKEYS

User submitted and ranked brain teasers, riddles, quizzes, trivia, logic problems and mind puzzles. Free online games and message boards.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Scientific physics forums for professionals and students to discuss serious issues and topics regarding physics in theory, practice, study and reality. Students can also find help for homework and career perspectives

Brain teasers, puzzles, online games, optical illusions and jigsaws.

Printable brain teasers for kids and adults, riddles, logic puzzles, paradoxes, optical illusions, IQ tests, free brain games, lawyer jokes and other challenges for your mind.

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Win big CASH PRIZES in our challenging fun-filled puzzle contests. 2 new puzzle contests monthly. Over $976,000 in cash prizes already paid. Plus riddles, brainteasers, cryptograms, logic puzzles, crosswords, anagrams, alphametic...

Mind and Visual Puzzles and Activities that enhance critical, logical,and creative thinking skills, and keep your brain active!

WikiAnswers: Questions and Answers from the Community

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

Brain teasers, cool optical illusions, riddles and other cool stuff!

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