Brain Teasers and Puzzles

647 topics in this forum

1. The Bus Number

   By Sriman Dutta, December 18, 2016
   • 11 replies
   • 2.9k views
   • 
   • John Cuthber
   • March 17, 2017

2. What do Penicillin, Velcro, Viagra and PI all have in common?

   By teacherman9000, March 10, 2017
   • 2 replies
   • 1.6k views
   • 
   • Daecon
   • March 16, 2017

3. Golden Eggs

   By TimeSpaceLightForce, October 1, 2016
   • 17 replies
   • 3.8k views
   • 
   • imatfaal
   • March 7, 2017

4. For all Chess geniuses 1 2

   By The Almighty, December 21, 2016
   • 42 replies
   • 6.5k views
   • 
   • Lord Antares
   • March 5, 2017

5. secret message... i just cant figure it out! help! 1 2 3

   By Guest isuit, May 2, 2005
   • 67 replies
   • 14.3k views
   • 
   • demon
   • February 21, 2017

6. A straight forward Chess Puzzle ! 1 2 3

   By Commander, February 3, 2017
   • 67 replies
   • 9.3k views
   • 
   • The Almighty
   • February 10, 2017

7. 2 Very cool chess puzzles

   By Lord Antares, February 6, 2017
   • 14 replies
   • 4.8k views
   • 
   • Lord Antares
   • February 8, 2017

8. Another Simple Puzzle !

   By Commander, February 5, 2017
   • 12 replies
   • 2.2k views
   • 
   • Commander
   • February 6, 2017

9. May be a Simple Series Puzzle !

   By Commander, August 29, 2015
   • 16 replies
   • 3.3k views
   • 
   • Commander
   • January 28, 2017

10. Overused tricky question?

    By The Almighty, January 13, 2017
    • 10 replies
    • 2.4k views
    • 
    • imatfaal
    • January 21, 2017

11. Proposal for the deciphering of the Voynich Manuscript:

    By Tom O'Neil, December 29, 2016
    • 1 reply
    • 1.8k views
    • 
    • swansont
    • December 29, 2016

12. What's the digit in the unit's place

    By Sriman Dutta, December 27, 2016
    • 2 replies
    • 1.6k views
    • 
    • Sriman Dutta
    • December 27, 2016

13. The infinite Hotel Paradox - a question.

    By koti, December 21, 2016
    • 8 replies
    • 2.7k views
    • 
    • Delta1212
    • December 23, 2016

14. A simple question

    By The Almighty, December 16, 2016
    • 17 replies
    • 3.2k views
    • 
    • Butch
    • December 19, 2016

15. What's the next number ?

    By Sriman Dutta, October 4, 2016
    • 7 replies
    • 2k views
    • 
    • AshBox
    • December 19, 2016

16. Right Foot Forward...

    By Sriman Dutta, October 21, 2016
    • 6 replies
    • 4.1k views
    • 
    • DevilSolution
    • December 17, 2016

17. Series...

    By Sriman Dutta, December 13, 2016
    • 4 replies
    • 1.9k views
    • 
    • imatfaal
    • December 14, 2016

18. symbolic language used for an equation

    By Tom O'Neil, November 1, 2016
    • 11 replies
    • 2.6k views
    • 
    • AbstractDreamer
    • December 1, 2016

19. Socks

    By Butch, November 18, 2016
    • 8 replies
    • 2k views
    • 
    • Daecon
    • November 23, 2016

20. Nails and screws

    By Butch, November 19, 2016
    • 9 replies
    • 5.7k views
    • 
    • AbstractDreamer
    • November 22, 2016

21. Number of marbles

    By Sriman Dutta, October 29, 2016
    • 6 replies
    • 2.1k views
    • 
    • imatfaal
    • November 17, 2016

22. Bacteria in a glass !

    By Sriman Dutta, October 24, 2016
    • 21 replies
    • 3.7k views
    • 
    • StringJunky
    • October 26, 2016

23. 4s to make 1000

    By Sriman Dutta, October 21, 2016
    • 5 replies
    • 2.1k views
    • 
    • Sriman Dutta
    • October 21, 2016

24. Squares and Cubes

    By Sriman Dutta, October 18, 2016
    • 10 replies
    • 1.9k views
    • 
    • Sriman Dutta
    • October 21, 2016

25. 3s to make 31

    By Sriman Dutta, October 18, 2016
    • 2 replies
    • 1.4k views
    • 
    • Sriman Dutta
    • October 18, 2016