Brain Teasers and Puzzles

648 topics in this forum

1. fill in the blank

   By aguy2, January 20, 2006
   • 0 replies
   • 1.3k views
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   • aguy2
   • January 20, 2006

2. The Blind Mathematician

   By Miss Perfect, January 18, 2006
   • 11 replies
   • 3.3k views
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   • Miss Perfect
   • January 20, 2006

3. This is also a bit fishy...

   By Ferdinand, January 17, 2006
   • 2 replies
   • 1.7k views
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   • ski_power
   • January 17, 2006

4. What is the next number in this pattern?

   By NPK, January 2, 2006
   • 15 replies
   • 2.6k views
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   • NPK
   • January 15, 2006

5. String Game

   By Kyle, December 31, 2005
   • 3 replies
   • 2.6k views
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   • Mart
   • January 2, 2006

6. fly and the train!!!

   By Mobius, September 23, 2005
   • 10 replies
   • 2.8k views
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   • swansont
   • December 30, 2005

7. Riddles

   By zking786, December 28, 2005
   • 5 replies
   • 2.4k views
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   • zking786
   • December 29, 2005

8. "Easy" equation

   By Trond, December 23, 2005
   • 9 replies
   • 2.3k views
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   • Helix
   • December 29, 2005

9. Maximum Limit

   By johny321, December 26, 2005
   • 2 replies
   • 1.7k views
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   • johny321
   • December 26, 2005

10. The 4-equations

    By Trond, December 24, 2005
    • 3 replies
    • 1.4k views
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    • Trond
    • December 24, 2005

11. Who`s Smart enough to figure out this?

    By YT2095, December 15, 2005
    • 17 replies
    • 3k views
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    • YT2095
    • December 22, 2005

12. Does anyone know this question ??

    By waone28, August 16, 2005
    • 1 reply
    • 1.7k views
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    • DaveC426913
    • December 22, 2005

13. A little bit fishy. 1 2

    By Wiggle, June 3, 2005
    • 31 replies
    • 7.2k views
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    • clarisse
    • December 21, 2005

14. 12,1,1,1,2,1

    By why?, December 12, 2005
    • 20 replies
    • 4.2k views
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    • rakuenso
    • December 20, 2005

15. Numbers - Can you spot the connection?

    By Trond, December 19, 2005
    • 4 replies
    • 1.8k views
    • 
    • why?
    • December 20, 2005

16. try this

    By Moopy, August 17, 2005
    • 7 replies
    • 2.6k views
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    • Trond
    • December 19, 2005

17. 31 using 5 threes

    By softdragonz, December 12, 2005
    • 3 replies
    • 1.7k views
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    • softdragonz
    • December 14, 2005

18. Legs, lot's of legs.

    By the tree, December 11, 2005
    • 12 replies
    • 3.1k views
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    • cchea
    • December 12, 2005

19. 17 Answers given away on the Has-Dick Test

    By john321, September 15, 2005
    • 6 replies
    • 9.9k views
    • 
    • serg
    • December 12, 2005

20. Harder than what they Look?

    By johny123, September 20, 2005
    • 9 replies
    • 3.6k views
    • 
    • serg
    • December 12, 2005

21. Hard Question! 1 2

    By johny321, June 22, 2005
    • 36 replies
    • 8.6k views
    • 
    • serg
    • December 12, 2005

22. Another oldie.

    By Franklin, September 1, 2005
    • 6 replies
    • 2.2k views
    • 
    • ecoli
    • December 11, 2005

23. Water problem

    By BigMoosie, July 25, 2005
    • 12 replies
    • 2.8k views
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    • herpguy
    • December 11, 2005

24. Caption competition anyone?

    By daveyboy87, December 9, 2005
    • 0 replies
    • 1.2k views
    • 
    • daveyboy87
    • December 9, 2005

25. Endless Maze

    By rajama, May 28, 2005
    • 8 replies
    • 2.8k views
    • 
    • ecoli
    • November 27, 2005