Brain Teasers and Puzzles

639 topics in this forum

1. Time and date trivia

   By Franklin, May 1, 2006
   • 5 replies
   • 2.3k views
   • 
   • Franklin
   • May 1, 2006

2. grid numbers

   By rust8y, April 23, 2006
   • 0 replies
   • 6.3k views
   • 
   • rust8y
   • April 23, 2006

3. what is this? 1 2 3

   By gene, November 11, 2004
   • 72 replies
   • 9.3k views
   • 
   • chemfreak
   • April 4, 2006

4. Soduko Theory

   By Guest slacker, May 14, 2005
   • 12 replies
   • 12.2k views
   • 
   • RyanJ
   • April 1, 2006

5. Not really a brainteaser, but oh well

   By The Thing, December 21, 2005
   • 7 replies
   • 2.5k views
   • 
   • m4rc
   • March 19, 2006

6. Albert's Dogs

   By aj47, March 5, 2006
   • 2 replies
   • 1.6k views
   • 
   • aj47
   • March 6, 2006

7. Trivia

   By Franklin, January 24, 2006
   • 16 replies
   • 3.2k views
   • 
   • hotcommodity
   • March 1, 2006

8. Two guards question...

   By JonM, February 23, 2006
   • 8 replies
   • 2.7k views
   • 
   • Sisyphus
   • February 28, 2006

9. 1? 1 2

   By Tigerbeam, October 5, 2005
   • 28 replies
   • 5.1k views
   • 
   • aj47
   • February 28, 2006

10. Some awesome puzzles

    By Cyrix, February 19, 2006
    • 1 reply
    • 2.8k views
    • 
    • aceman
    • February 24, 2006

11. simple encryption

    By nik, December 8, 2005
    • 4 replies
    • 2.3k views
    • 
    • nik
    • February 19, 2006

12. Egg Laying

    By SilentQ, February 6, 2006
    • 8 replies
    • 2.1k views
    • 
    • NPK
    • February 8, 2006

13. Can it really read your mind?

    By Democomputer, February 5, 2006
    • 3 replies
    • 1.8k views
    • 
    • SilentQ
    • February 6, 2006

14. Puzzle

    By NPK, January 29, 2006
    • 23 replies
    • 3.8k views
    • 
    • Nevermore
    • February 3, 2006

15. Number pattern puzzle

    By NPK, January 11, 2006
    • 8 replies
    • 2.4k views
    • 
    • Callipygous
    • January 21, 2006

16. Find the number in this line

    By Trond, January 1, 2006
    • 14 replies
    • 2.4k views
    • 
    • smile_pls
    • January 21, 2006

17. fill in the blank

    By aguy2, January 20, 2006
    • 0 replies
    • 1.2k views
    • 
    • aguy2
    • January 20, 2006

18. The Blind Mathematician

    By Miss Perfect, January 18, 2006
    • 11 replies
    • 3k views
    • 
    • Miss Perfect
    • January 20, 2006

19. This is also a bit fishy...

    By Ferdinand, January 17, 2006
    • 2 replies
    • 1.6k views
    • 
    • ski_power
    • January 17, 2006

20. What is the next number in this pattern?

    By NPK, January 2, 2006
    • 15 replies
    • 2.3k views
    • 
    • NPK
    • January 15, 2006

21. String Game

    By Kyle, December 31, 2005
    • 3 replies
    • 2.5k views
    • 
    • Mart
    • January 2, 2006

22. fly and the train!!!

    By Mobius, September 23, 2005
    • 10 replies
    • 2.6k views
    • 
    • swansont
    • December 30, 2005

23. Riddles

    By zking786, December 28, 2005
    • 5 replies
    • 2.2k views
    • 
    • zking786
    • December 29, 2005

24. "Easy" equation

    By Trond, December 23, 2005
    • 9 replies
    • 2.1k views
    • 
    • Helix
    • December 29, 2005

25. Maximum Limit

    By johny321, December 26, 2005
    • 2 replies
    • 1.5k views
    • 
    • johny321
    • December 26, 2005