Brain Teasers and Puzzles

639 topics in this forum

1. What three books would you have taken...

   By Bettina, May 25, 2005
   • 10 replies
   • 4.6k views
   • 
   • quick silver
   • May 26, 2005

2. 2 Very cool chess puzzles

   By Lord Antares, February 6, 2017
   • 14 replies
   • 4.6k views
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   • Lord Antares
   • February 8, 2017

3. Puzzle for the Day 1 2 3 4

   By Commander, April 21, 2023
   • 87 replies
   • 4.6k views
   • 
   • TheVat
   • March 16

4. Daedalus' Twelfth Challenge

   By Daedalus, January 15, 2016
   • 10 replies
   • 4.5k views
   • 
   • Daedalus
   • March 23, 2016

5. Simple Chemistry riddle

   By questionposter, March 29, 2012
   • 3 replies
   • 4.5k views
   • 
   • Snowman
   • May 1, 2012

6. A Simpler Problem !

   By Commander, August 25, 2015
   • 9 replies
   • 4.4k views
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   • Commander
   • August 28, 2015

7. Daedalus' Fifth Challenge

   By Daedalus, June 23, 2012
   • 7 replies
   • 4.4k views
   • 
   • Daedalus
   • August 11, 2012

8. craziness! 1 2

   By playdo, January 12, 2007
   • 33 replies
   • 4.4k views
   • 
   • playdo
   • January 17, 2007

9. Math Cryptogram

   By Joker112, May 28, 2009
   • 4 replies
   • 4.4k views
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   • Jacques
   • July 23, 2009

10. Two multiple choice questions

    By bradley55, January 23, 2018
    • 11 replies
    • 4.4k views
    • 
    • J.C.MacSwell
    • July 4, 2018

11. some quick cripto... 1 2

    By jutntog1, April 17, 2005
    • 32 replies
    • 4.3k views
    • 
    • The Thing
    • April 24, 2005

12. Magnet Puzzle

    By MindPuzzleMe, May 3, 2015
    • 11 replies
    • 4.3k views
    • 
    • overtone
    • July 14, 2015

13. Some I.Q. questions.

    By M.Saad, August 21, 2009
    • 5 replies
    • 4.3k views
    • 
    • ferrywayes
    • September 15, 2009

14. early commuter

    By ishmael, December 4, 2007
    • 14 replies
    • 4.3k views
    • 
    • sandy85
    • September 7, 2009

15. Fast

    By lucky45, January 20, 2010
    • 12 replies
    • 4.3k views
    • 
    • insane_alien
    • January 22, 2010

16. Guess what im "syinag"

    By U3D, June 22, 2005
    • 20 replies
    • 4.2k views
    • 
    • herpguy
    • May 10, 2006

17. Not Pron, the hardest puzzle on the internet

    By Snail13579, May 13, 2008
    • 18 replies
    • 4.2k views
    • 
    • CrazCo
    • July 11, 2008

18. Alice in the tunnel.

    By studiot, May 13, 2017
    • 24 replies
    • 4.2k views
    • 
    • Zolobrine
    • May 22, 2017

19. Riddle Can't find the answer online

    By ché, May 23, 2010
    • 12 replies
    • 4.2k views
    • 
    • Oxide
    • January 2, 2013

20. Funky Mensa Calendar Puzzle.

    By jdurg, February 8, 2005
    • 15 replies
    • 4.2k views
    • 
    • Dak
    • April 21, 2005

21. Balance the Balls!

    By Alan McDougall, July 8, 2008
    • 16 replies
    • 4.2k views
    • 
    • Royce
    • May 20, 2009

22. Simon Says

    By Tesseract, December 3, 2004
    • 14 replies
    • 4.2k views
    • 
    • supernova
    • September 26, 2007

23. My brain hurts, not kidding

    By ecoli, November 9, 2006
    • 20 replies
    • 4.2k views
    • 
    • Drilon
    • December 27, 2006

24. what's the answer?

    By First↔Cause ♀, February 12, 2012
    • 23 replies
    • 4.1k views
    • 
    • Phi for All
    • February 28, 2012

25. Brain Test :)

    By needimprovement, August 9, 2010
    • 15 replies
    • 4.1k views
    • 
    • Siderney_Mello_Pops
    • February 15, 2011