Puzzles

  • Topics
    Replies
    Views
    Last post
  • Proof without words
    by AlanMiller »
    6 Replies
    293 Views
    Last post by BobH
  • Proof without words II
    by AlanMiller »
    7 Replies
    228 Views
    Last post by HansV
  • Headscratcher of the week
    by Dave Davison »
    13 Replies
    344 Views
    Last post by Leif
  • Little quickie
    by Dave Davison »
    14 Replies
    449 Views
    Last post by Dave Davison
  • test your reflexes
    by Dave Davison »
    8 Replies
    455 Views
    Last post by silverback
  • 59,8,4
    by Jezza »
    12 Replies
    420 Views
    Last post by TonyE
  • Okay here goes a try for a puzzle
    by Skitterbug »
    42 Replies
    1534 Views
    Last post by Skitterbug
  • What's the next move?
    by Dave Davison »
    2 Replies
    218 Views
    Last post by jam t42p
  • Journey to a strange planet
    by HansV »
    21 Replies
    563 Views
    Last post by ChrisGreaves
  • Quiddler (vs. Qiddler)
    by ChrisGreaves »
    4 Replies
    402 Views
    Last post by ChrisGreaves
  • The Code Treasure Hunt
    by Leif »
    0 Replies
    167 Views
    Last post by Leif
  • How did Charles Davies Sherborn do it?
    by ChrisGreaves »
    2 Replies
    406 Views
    Last post by ChrisGreaves
  • Hubris
    by Becks »
    3 Replies
    365 Views
    Last post by Becks
  • Horse races
    by westerneagle »
    7 Replies
    302 Views
    Last post by HansV
  • Spring
    by rettingr »
    8 Replies
    411 Views
    Last post by HansV
  • 6 6 6
    by Dave Davison »
    5 Replies
    278 Views
    Last post by Jezza
  • What mass of air?
    by ChrisGreaves »
    14 Replies
    495 Views
    Last post by ChrisGreaves
  • What is this called??????????
    by ABabeNChrist »
    9 Replies
    330 Views
    Last post by ABabeNChrist
  • Big Triangle
    by Dave Davison »
    12 Replies
    354 Views
    Last post by Jezza
  • How do they do that?
    by AlanMiller »
    6 Replies
    272 Views
    Last post by AlanMiller
  • One for the mathematicians
    by AlanMiller »
    13 Replies
    358 Views
    Last post by AlanMiller
  • numbers
    by Dave Davison »
    5 Replies
    210 Views
    Last post by HansV
  • Tough at the top
    by Jezza »
    2 Replies
    161 Views
    Last post by Jezza
  • two more to stretch the brain.
    by Dave Davison »
    5 Replies
    203 Views
    Last post by Dave Davison
  • cube to ponder
    by Dave Davison »
    7 Replies
    233 Views
    Last post by StuartR