Brain Teasers and Puzzles

Exercise your brain with these user-submitted puzzlers!

534 topics in this forum

  1. Socks

    • 8 replies
    • 936 views
  2. Nails and screws

    • 9 replies
    • 1172 views
  3. Number of marbles

    • 6 replies
    • 1005 views
  4. Ciphered text test.

    • 8 replies
    • 1097 views
    • 21 replies
    • 1646 views
  5. 4s to make 1000

    • 5 replies
    • 860 views
  6. Squares and Cubes

    • 10 replies
    • 888 views
  7. 3s to make 31

    • 2 replies
    • 626 views
  8. Pawn Alice

    • 11 replies
    • 1024 views
    • 9 replies
    • 825 views
  9. Bias and Liar

    • 11 replies
    • 825 views
  10. Water Tank

    • 19 replies
    • 1155 views
    • 8 replies
    • 1727 views
    • 8 replies
    • 2887 views
  11. Mouse Track

    • 28 replies
    • 1675 views
  12. Prove It

    • 16 replies
    • 1218 views
    • 8 replies
    • 1237 views
    • 5 replies
    • 935 views
    • 12 replies
    • 1172 views
    • 35 replies
    • 1713 views
    • 9 replies
    • 727 views
    • 14 replies
    • 1550 views
    • 75 replies
    • 14050 views
    • 10 replies
    • 1651 views
    • 1 reply
    • 967 views