Brain Teasers and Puzzles

639 topics in this forum

1. Pinocchio Paradox

   By needimprovement, September 14, 2010
   • 16 replies
   • 6k views
   • 
   • Schrödinger's hat
   • May 12, 2011

2. Can you answer this?

   By ieuo, April 29, 2011
   • 7 replies
   • 2.5k views
   • 
   • ieuo
   • April 29, 2011

3. Can't figure it out

   By wonderer, April 13, 2011
   • 5 replies
   • 2.4k views
   • 
   • Jasper
   • April 21, 2011

4. You have to think about this one...

   By Siderney_Mello_Pops, February 15, 2011
   • 4 replies
   • 2.5k views
   • 
   • rktpro
   • April 18, 2011

5. Speak my name

   By Siderney_Mello_Pops, February 15, 2011
   • 6 replies
   • 2.9k views
   • 
   • CaptainPanic
   • April 11, 2011

6. got another one for ya....

   By jwillyg, January 17, 2011
   • 1 reply
   • 1.5k views
   • 
   • triskaidekaphile
   • April 9, 2011

7. when?

   By Siderney_Mello_Pops, March 24, 2011
   • 1 reply
   • 1.4k views
   • 
   • TonyMcC
   • March 24, 2011

8. Simply Colors

   By rigney, July 26, 2010
   • 12 replies
   • 2.7k views
   • 
   • zapatos
   • March 10, 2011

9. Which way is out??

   By Siderney_Mello_Pops, February 14, 2011
   • 4 replies
   • 2.3k views
   • 
   • soundoflight
   • March 10, 2011

10. Riddle of the Week 1 2 3 4 6

    By Kyrisch, August 12, 2005
    • 134 replies
    • 28.5k views
    • 
    • khaled
    • February 19, 2011

11. Brain Test :)

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

12. What is the loss?

    By needimprovement, August 26, 2010
    • 6 replies
    • 2.2k views
    • 
    • Siderney_Mello_Pops
    • February 14, 2011

13. "What the Tortoise Said to Achilles"

    By murshid, November 19, 2010
    • 1 reply
    • 1.7k views
    • 
    • Schrödinger's hat
    • January 27, 2011

14. Riddle of the 3 Astronauts

    By amber r shaffer, January 23, 2011
    • 1 reply
    • 4k views
    • 
    • Mr Skeptic
    • January 23, 2011

15. Can You Crack The Code

    By jwillyg, January 13, 2011
    • 20 replies
    • 4.9k views
    • 
    • michel123456
    • January 19, 2011

16. Very Peculiar Words

    By Silence Resonance, December 9, 2010
    • 8 replies
    • 3.5k views
    • 
    • rigney
    • December 21, 2010

17. The power of Imagination

    By Silence Resonance, December 5, 2010
    • 2 replies
    • 1.5k views
    • 
    • Silence Resonance
    • December 7, 2010

18. Cryptogram

    By Fisica, November 26, 2010
    • 6 replies
    • 3.6k views
    • 
    • imatfaal
    • November 30, 2010

19. Gbrainy!

    By Lemuridae, November 5, 2010
    • 1 reply
    • 1.3k views
    • 
    • CaptainPanic
    • November 22, 2010

20. Cube maths puzzle

    By capo, November 13, 2010
    • 12 replies
    • 3.9k views
    • 
    • capo
    • November 16, 2010

21. Probability

    By needimprovement, October 19, 2010
    • 3 replies
    • 1.6k views
    • 
    • swansont
    • October 19, 2010

22. riddles 1 2 3 4 10

    By LucidDreamer, October 22, 2004
    • 236 replies
    • 44k views
    • 
    • between3and26characterslon
    • October 19, 2010

23. counting triangles

    By shezleng, September 23, 2010
    • 1 reply
    • 2.1k views
    • 
    • imatfaal
    • October 14, 2010

24. Impossible Quizz

    By HOMER-16, November 10, 2009
    • 4 replies
    • 2.6k views
    • 
    • japan rocks/andromeda
    • October 3, 2010

25. Mathematical Probability Puzzle

    By needimprovement, September 22, 2010
    • 4 replies
    • 1.9k views
    • 
    • uncool
    • September 27, 2010