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Brain Teasers & Puzzles

Puzzles, logic problems, word games, mental exercises.

Topic list

  1. Friday Puzzler -- Picture Arithmetic

    by Alex Y 4/17/20, 7:48 PM

    10 Replies · 237 Views
    Last post 4/20/20, 2:36 PM by Alex Y
  2. Friday Puzzler -- Four Dots

    by AlexY 4/10/20, 5:17 AM

    16 Replies · 426 Views
    Last post 4/18/20, 4:35 AM by Alex Y
  3. Friday Puzzler -- Simple arithmetic

    by Alex Y 4/3/20, 6:30 PM

    5 Replies · 187 Views
    Last post 4/9/20, 11:08 AM by Alex Y
  4. Friday Puzzler -- When to celebrate

    by Alex Y 3/27/20, 2:44 PM

    5 Replies · 182 Views
    Last post 3/30/20, 2:03 PM by Alex Y
  5. 8 Replies · 242 Views
    Last post 3/27/20, 2:31 AM by Alex Y
  6. Friday Puzzler -- Jane

    by Alex Y 3/20/20, 7:14 PM

    3 Replies · 164 Views
    Last post 3/22/20, 1:48 AM by Alex Y
  7. Friday Puzzler -- Golf Balls

    by Alex Y 3/6/20, 9:04 PM

    14 Replies · 410 Views
    Last post 3/16/20, 2:13 AM by Alex Y
  8. Friday Puzzler--Rope Bridge

    by Alex Y 3/13/20, 4:59 AM

    7 Replies · 208 Views
    Last post 3/16/20, 1:37 AM by Alex Y
  9. Friday Puzzler -- Long Division

    by Alex Y 2/20/20, 9:06 PM

    4 Replies · 179 Views
    Last post 2/24/20, 4:25 PM by Alex Y
  10. Sunday Puzzler -- Logs

    by Alex Y 2/10/20, 4:25 AM

    5 Replies · 183 Views
    Last post 2/21/20, 1:07 PM by Alex Y
  11. Saturday Puzzler -- Triangle and Square

    by Alex Y 1/19/20, 12:59 AM

    5 Replies · 192 Views
    Last post 1/21/20, 2:13 PM by Alex Y
  12. Friday Puzzler -- Lighthouses

    by Alex Y 1/17/20, 11:51 PM

    6 Replies · 201 Views
    Last post 1/19/20, 8:57 PM by Alex Y
  13. Friday Puzzler -- The Duck and The Cat

    by Alex Y 12/13/19, 5:11 AM

    16 Replies · 359 Views
    Last post 1/15/20, 5:57 AM by Alex Y
  14. Patiently waiting

    by Sam Force 1/15/20, 12:16 AM

    0 Replies · 214 Views
    Last post 1/15/20, 12:16 AM by Sam Force
  15. Puzzler -- PINs

    by Alex Y 12/9/19, 8:01 PM

    11 Replies · 369 Views
    Last post 12/13/19, 5:13 AM by Alex Y
  16. Friday Puzzler -- Triangle area

    by Alex Y 11/22/19, 4:16 AM

    11 Replies · 231 Views
    Last post 11/26/19, 7:53 PM by Larry Barrett
  17. Friday Puzzler -- 33 Challenges 2 3

    by Alex Y 10/17/19, 3:55 PM

    66 Replies · 1,134 Views
    Last post 11/18/19, 3:46 PM by Alex Y
  18. Friday Puzzler -- Donut area

    by Alex Y 11/15/19, 1:03 AM

    2 Replies · 149 Views
    Last post 11/16/19, 2:59 PM by Alex Y
  19. Friday Puzzler -- Cake and Box

    by Alex Y 10/5/19, 4:12 PM

    12 Replies · 249 Views
    Last post 10/22/19, 3:41 PM by Ed in Leaside
  20. Friday Puzzler--three coin flips

    by Alex Y 9/27/19, 4:24 AM

    8 Replies · 300 Views
    Last post 10/10/19, 1:25 AM by Alex Y
  21. Friday Puzzler -- The next 100 Prisoners

    by Alex Y 9/13/19, 12:18 PM

    15 Replies · 279 Views
    Last post 9/24/19, 8:12 PM by Larry Barrett
  22. 3 Replies · 203 Views
    Last post 9/21/19, 7:46 PM by Alex Y
  23. Friday Puzzler2 -- Monty Hall2

    by Alex Y 9/13/19, 3:35 PM

    11 Replies · 215 Views
    Last post 9/18/19, 9:06 PM by Alex Y
  24. Late Friday Puzzler -- 100 Prisoners

    by Alex Y 9/9/19, 1:56 AM

    11 Replies · 204 Views
    Last post 9/16/19, 5:20 PM by david weaver
  25. Friday Puzzler -- Triangles

    by Alex Y 8/30/19, 2:58 AM

    12 Replies · 194 Views
    Last post 9/13/19, 6:18 PM by Kent B
  26. Labor Day Bonus Puzzle--Sequence

    by Alex Y 8/31/19, 7:23 PM

    12 Replies · 197 Views
    Last post 9/11/19, 11:09 PM by David Weaver
  27. Friday Puzzler -- 40 coins

    by Alex Y 8/16/19, 2:58 PM

    14 Replies · 194 Views
    Last post 9/2/19, 9:21 PM by Alex Y
  28. Friday Puzzler -- 3000 Bananas

    by Alex Y 8/23/19, 3:15 AM

    11 Replies · 240 Views
    Last post 8/25/19, 12:59 PM by Kent B
  29. Friday Puzzler -- String Theory (2 of 2)

    by Alex Y 8/10/19, 1:11 AM

    11 Replies · 301 Views
    Last post 8/15/19, 11:05 PM by Kent B
  30. Friday Puzzler -- String Theory (1 of 2)

    by Alex Y 8/9/19, 4:05 PM

    5 Replies · 276 Views
    Last post 8/10/19, 1:32 AM by Ed in Leaside
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