Logic Puzzles

Moderators: jestingrabbit, Moderators General, Prelates

New Topic

2142 topics

Page 1 of 43
- Jump to page:
1
2
3
4
5
…
43
Next

Announcements

Replies

Views

Last post

POST HERE AND GET BANNED

Last post by Piotr71 « Thu Feb 22, 2018 12:33 pm UTC
Posted in General
Replies: 10
by anfurny » Sat Apr 01, 2017 10:48 pm UTC » in General

10 Replies

71080 Views

Last post by Piotr71 View the latest post
Thu Feb 22, 2018 12:33 pm UTC
Forum Migration

Last post by Flumble « Mon Nov 27, 2017 1:36 pm UTC
Posted in School
Replies: 412
1

…

7

8

9

10

11
Attachment(s) by davean » Wed Mar 23, 2016 9:50 am UTC » in School
412 Replies

599346 Views

Last post by Flumble View the latest post
Mon Nov 27, 2017 1:36 pm UTC
xkcd Forum Rules - Updated 6th of Feb, 2017

Last post by hermaj « Fri Nov 07, 2008 4:47 am UTC
Posted in School
Replies: 1
by hermaj » Fri Nov 07, 2008 4:46 am UTC » in School

1 Replies

706773 Views

Last post by hermaj View the latest post
Fri Nov 07, 2008 4:47 am UTC
Logic Puzzles Rules - Update 2013

Last post by Wildcard « Mon May 25, 2015 8:36 pm UTC
Replies: 3
by TheTankengine » Wed Jun 20, 2007 6:38 pm UTC

3 Replies

29276 Views

Last post by Wildcard View the latest post
Mon May 25, 2015 8:36 pm UTC

Topics

Replies

Views

Last post

New spoiler policy.

Last post by Soupspoon « Mon Feb 20, 2017 2:53 am UTC
Replies: 39
by jestingrabbit » Mon Oct 01, 2007 8:32 pm UTC

39 Replies

64643 Views

Last post by Soupspoon View the latest post
Mon Feb 20, 2017 2:53 am UTC
After You Post A Puzzle, Don't Edit it!

Last post by jestingrabbit « Wed Nov 21, 2012 6:26 pm UTC
Replies: 2
by jestingrabbit » Wed Nov 21, 2012 3:57 pm UTC

2 Replies

19259 Views

Last post by jestingrabbit View the latest post
Wed Nov 21, 2012 6:26 pm UTC
MisterGC's PUZZLES

Last post by MisterGC « Sun Apr 15, 2018 12:50 am UTC
Replies: 18
Attachment(s) by MisterGC » Wed Mar 08, 2017 12:10 am UTC

18 Replies

7400 Views

Last post by MisterGC View the latest post
Sun Apr 15, 2018 12:50 am UTC
Nine digit puzzle

Last post by Soupspoon « Thu Mar 08, 2018 7:39 pm UTC
Replies: 3
by DataGenetics » Mon Mar 05, 2018 7:42 pm UTC

3 Replies

2653 Views

Last post by Soupspoon View the latest post
Thu Mar 08, 2018 7:39 pm UTC
Jenga

Last post by Sableagle « Fri Mar 02, 2018 11:06 pm UTC
Replies: 15
by LaserGuy » Fri Jul 29, 2016 6:22 pm UTC

15 Replies

6177 Views

Last post by Sableagle View the latest post
Fri Mar 02, 2018 11:06 pm UTC
An unusual resolution of the liar's paradox.

Last post by Shufflepants « Fri Mar 02, 2018 10:50 pm UTC
Replies: 27
by skeptical scientist » Tue Mar 13, 2007 6:57 am UTC

27 Replies

11635 Views

Last post by Shufflepants View the latest post
Fri Mar 02, 2018 10:50 pm UTC
The Goddess, the Villagers, and the Traveler

Last post by Elvish Pillager « Tue Feb 27, 2018 12:44 am UTC
Replies: 16
by HeroSpirit » Mon Jan 22, 2018 8:35 pm UTC

16 Replies

3826 Views

Last post by Elvish Pillager View the latest post
Tue Feb 27, 2018 12:44 am UTC
The Ungoogleable

Last post by FelixNemis « Wed Feb 21, 2018 6:20 am UTC
Replies: 128
1

2

3

4
Attachment(s) by Christo » Sun Nov 07, 2010 3:42 pm UTC
128 Replies

66877 Views

Last post by FelixNemis View the latest post
Wed Feb 21, 2018 6:20 am UTC
Longest Chess Word

Last post by bantler « Wed Feb 14, 2018 3:54 pm UTC
Replies: 6
by bantler » Wed Jan 31, 2018 6:29 pm UTC

6 Replies

2339 Views

Last post by bantler View the latest post
Wed Feb 14, 2018 3:54 pm UTC
Rubrics Cube of Doom

Last post by jewish_scientist « Fri Feb 02, 2018 1:26 pm UTC
Replies: 3
by jewish_scientist » Wed Jan 31, 2018 4:22 pm UTC

3 Replies

1461 Views

Last post by jewish_scientist View the latest post
Fri Feb 02, 2018 1:26 pm UTC
Bear Puzzle

Last post by Sizik « Fri Jan 19, 2018 6:46 pm UTC
Replies: 23
by notzeb » Wed Mar 17, 2010 5:55 am UTC

23 Replies

10626 Views

Last post by Sizik View the latest post
Fri Jan 19, 2018 6:46 pm UTC
Longest english contraction

Last post by HugeNerd « Thu Dec 07, 2017 5:30 pm UTC
Replies: 21
by balr » Fri Jun 03, 2011 9:47 am UTC

21 Replies

37238 Views

Last post by HugeNerd View the latest post
Thu Dec 07, 2017 5:30 pm UTC
Escape the Frictionless Circle

Last post by measure « Wed Dec 06, 2017 1:24 pm UTC
Replies: 156
1

2

3

4
Attachment(s) by Cradarc » Fri Nov 06, 2015 6:19 am UTC
156 Replies

40954 Views

Last post by measure View the latest post
Wed Dec 06, 2017 1:24 pm UTC
A Fun Math "Puzzle" [Solution]

Last post by Bloopy « Wed Nov 29, 2017 1:06 pm UTC
Replies: 2
by Internetmeme » Fri Nov 24, 2017 5:02 am UTC

2 Replies

1148 Views

Last post by Bloopy View the latest post
Wed Nov 29, 2017 1:06 pm UTC
Could there still be new hat puzzles?

Last post by itaibn « Sat Nov 18, 2017 10:15 pm UTC
Replies: 12
by Yat » Tue Sep 19, 2017 3:17 pm UTC

12 Replies

5163 Views

Last post by itaibn View the latest post
Sat Nov 18, 2017 10:15 pm UTC
Infinite queens on an infinite chessboard

Last post by wpaulsen « Wed Oct 25, 2017 5:26 pm UTC
Replies: 35
by skeptical scientist » Wed Jun 24, 2009 6:49 am UTC

35 Replies

20456 Views

Last post by wpaulsen View the latest post
Wed Oct 25, 2017 5:26 pm UTC
Another hat puzzle

Last post by Yat « Tue Sep 19, 2017 11:34 am UTC
Replies: 9
by operator[] » Wed Sep 13, 2017 10:54 am UTC

9 Replies

2500 Views

Last post by Yat View the latest post
Tue Sep 19, 2017 11:34 am UTC
538 hats riddle

Last post by operator[] « Wed Sep 13, 2017 11:02 am UTC
Replies: 20
by Eebster the Great » Mon Sep 04, 2017 1:54 pm UTC

20 Replies

3136 Views

Last post by operator[] View the latest post
Wed Sep 13, 2017 11:02 am UTC
Illustrated Math Function

Last post by Bloopy « Fri Sep 08, 2017 1:32 am UTC
Replies: 8
by Bloopy » Fri Jun 27, 2014 1:45 pm UTC

8 Replies

5547 Views

Last post by Bloopy View the latest post
Fri Sep 08, 2017 1:32 am UTC
Arithmetic puzzle

Last post by Xias « Sat Sep 02, 2017 10:06 am UTC
Replies: 5
by houlahop » Mon Jul 24, 2017 11:06 am UTC

5 Replies

3323 Views

Last post by Xias View the latest post
Sat Sep 02, 2017 10:06 am UTC
Isosceles triangles and circles : puzzle connection

Last post by gmalivuk « Mon Jul 24, 2017 3:33 pm UTC
Replies: 15
Attachment(s) by houlahop » Thu Jul 20, 2017 9:18 pm UTC

15 Replies

2557 Views

Last post by gmalivuk View the latest post
Mon Jul 24, 2017 3:33 pm UTC
New kind of puzzle

Last post by houlahop « Fri Jul 21, 2017 9:53 pm UTC
Replies: 17
Attachment(s) by houlahop » Sat Jul 15, 2017 7:37 pm UTC

17 Replies

2968 Views

Last post by houlahop View the latest post
Fri Jul 21, 2017 9:53 pm UTC
Puzzle : find the rules

Last post by houlahop « Thu Jul 20, 2017 7:41 pm UTC
Replies: 1
Attachment(s) by houlahop » Thu Jul 20, 2017 12:35 pm UTC

1 Replies

1345 Views

Last post by houlahop View the latest post
Thu Jul 20, 2017 7:41 pm UTC
Connection game : Fertility

Last post by houlahop « Wed Jul 19, 2017 2:40 pm UTC
Replies: 6
by houlahop » Thu Jul 13, 2017 10:05 am UTC

6 Replies

1839 Views

Last post by houlahop View the latest post
Wed Jul 19, 2017 2:40 pm UTC
Basketball Player riddle

Last post by Sizik « Thu Jun 29, 2017 2:16 pm UTC
Replies: 1
by Paradoxica » Thu Jun 29, 2017 8:00 am UTC

1 Replies

2895 Views

Last post by Sizik View the latest post
Thu Jun 29, 2017 2:16 pm UTC
Crypto challenge

Last post by 6jopn « Tue Jun 27, 2017 6:40 pm UTC
Replies: 5
by theme » Sat Nov 02, 2013 5:26 pm UTC

5 Replies

4296 Views

Last post by 6jopn View the latest post
Tue Jun 27, 2017 6:40 pm UTC
Pirate Game with New Priorities

Last post by Gwydion « Tue Jun 20, 2017 4:55 pm UTC
Replies: 6
by lordofthesnails » Tue Jun 20, 2017 12:38 pm UTC

6 Replies

2488 Views

Last post by Gwydion View the latest post
Tue Jun 20, 2017 4:55 pm UTC
Guess the Pattern

Last post by Poker « Sat Jun 17, 2017 7:06 pm UTC
Replies: 21
by jewish_scientist » Mon Jun 05, 2017 7:15 pm UTC

21 Replies

4551 Views

Last post by Poker View the latest post
Sat Jun 17, 2017 7:06 pm UTC
Optimal Strategy for a new twist on Rock/Paper/Scissors

Last post by timrem « Thu Jun 01, 2017 9:00 pm UTC
Replies: 4
by Cervisiae Amatorem » Thu Jun 01, 2017 8:00 pm UTC

4 Replies

2209 Views

Last post by timrem View the latest post
Thu Jun 01, 2017 9:00 pm UTC
Two more secrets

Last post by Poker « Sat May 27, 2017 3:33 pm UTC
Replies: 17
by skeptical scientist » Mon Apr 24, 2017 8:29 pm UTC

17 Replies

4767 Views

Last post by Poker View the latest post
Sat May 27, 2017 3:33 pm UTC
A very fiendish one of those "figure out the answer based on logicians not knowing the answer" puzzles

Last post by Poker « Mon Apr 24, 2017 1:56 am UTC
Replies: 8
by Elvish Pillager » Sun Apr 23, 2017 1:50 am UTC

8 Replies

2758 Views

Last post by Poker View the latest post
Mon Apr 24, 2017 1:56 am UTC
Two secrets

Last post by Yat « Wed Apr 12, 2017 1:12 pm UTC
Replies: 20
by operator[] » Tue Mar 28, 2017 1:34 pm UTC

20 Replies

6240 Views

Last post by Yat View the latest post
Wed Apr 12, 2017 1:12 pm UTC
Pirate Game - A Variation

Last post by Elvish Pillager « Sun Apr 09, 2017 6:05 pm UTC
Replies: 1
by Poker » Sun Mar 26, 2017 10:58 pm UTC

1 Replies

2255 Views

Last post by Elvish Pillager View the latest post
Sun Apr 09, 2017 6:05 pm UTC
Pirate Game - A Variation [solutions]

Last post by sfwc « Thu Apr 06, 2017 7:19 pm UTC

by sfwc » Thu Apr 06, 2017 7:19 pm UTC

0 Replies

3217 Views

Last post by sfwc View the latest post
Thu Apr 06, 2017 7:19 pm UTC
Infinite Balls and Jugs

Last post by Schrödinger's Wolves « Fri Mar 31, 2017 5:02 am UTC
Replies: 12
by mike-l » Thu Sep 17, 2009 6:14 pm UTC

12 Replies

9756 Views

Last post by Schrödinger's Wolves View the latest post
Fri Mar 31, 2017 5:02 am UTC
Situational Logic Puzzle

Last post by Schrödinger's Wolves « Tue Mar 28, 2017 2:48 pm UTC
Replies: 5
by panos567 » Mon Mar 20, 2017 2:37 pm UTC

5 Replies

2576 Views

Last post by Schrödinger's Wolves View the latest post
Tue Mar 28, 2017 2:48 pm UTC
Pirate's Dilemna

Last post by djangochained « Tue Mar 28, 2017 1:25 pm UTC
Replies: 9
by heuristically_alone » Mon Oct 03, 2016 6:58 am UTC

9 Replies

4387 Views

Last post by djangochained View the latest post
Tue Mar 28, 2017 1:25 pm UTC
A Fun Math Puzzle

Last post by SecondTalon « Mon Feb 27, 2017 1:52 pm UTC
Replies: 2
Attachment(s) by Bane Harper » Mon Feb 27, 2017 7:17 am UTC

2 Replies

2461 Views

Last post by SecondTalon View the latest post
Mon Feb 27, 2017 1:52 pm UTC
Stock Redistribution

Last post by Jeff_UK « Tue Feb 14, 2017 1:24 pm UTC
Replies: 10
by Micklebring » Fri Dec 02, 2016 5:35 pm UTC

10 Replies

3753 Views

Last post by Jeff_UK View the latest post
Tue Feb 14, 2017 1:24 pm UTC
Puzzle : Catch Mickey

Last post by Goahead52 « Wed Feb 08, 2017 7:20 pm UTC
Replies: 6
Attachment(s) by Goahead52 » Sun Feb 05, 2017 7:11 pm UTC

6 Replies

3276 Views

Last post by Goahead52 View the latest post
Wed Feb 08, 2017 7:20 pm UTC
Paper and Pencil Game Puzzle

Last post by Shufflepants « Thu Jan 26, 2017 7:26 pm UTC
Replies: 5
by ErinPickle » Wed Dec 28, 2016 11:10 pm UTC

5 Replies

3574 Views

Last post by Shufflepants View the latest post
Thu Jan 26, 2017 7:26 pm UTC
New puzzle : Equalize

Last post by Goahead52 « Tue Jan 24, 2017 2:14 pm UTC
Replies: 13
Attachment(s) by Goahead52 » Tue Jan 17, 2017 5:10 pm UTC

13 Replies

4085 Views

Last post by Goahead52 View the latest post
Tue Jan 24, 2017 2:14 pm UTC
magic cube

Last post by Demki « Mon Jan 09, 2017 9:05 pm UTC
Replies: 4
by MCNP2010 » Mon Jan 09, 2017 4:45 pm UTC

4 Replies

2480 Views

Last post by Demki View the latest post
Mon Jan 09, 2017 9:05 pm UTC
Infinite Balls and Jugs [solution]

Last post by mward « Thu Jan 05, 2017 9:03 pm UTC
Replies: 611
1

…

12

13

14

15

16
by Bravemuta » Thu Sep 17, 2009 9:37 pm UTC
611 Replies

88979 Views

Last post by mward View the latest post
Thu Jan 05, 2017 9:03 pm UTC
Riddle

Last post by Fume Troll « Thu Jan 05, 2017 1:31 pm UTC
Replies: 3
by Rokkuri » Sat Oct 22, 2016 4:55 pm UTC

3 Replies

3461 Views

Last post by Fume Troll View the latest post
Thu Jan 05, 2017 1:31 pm UTC
Maximizing Targeted Return

Last post by MRR « Wed Jan 04, 2017 1:02 pm UTC
Replies: 5
by MRR » Wed Dec 28, 2016 2:24 pm UTC

5 Replies

2862 Views

Last post by MRR View the latest post
Wed Jan 04, 2017 1:02 pm UTC
Word Puzzle.

Last post by Poker « Fri Dec 16, 2016 3:35 pm UTC
Replies: 6
by stopmadnessnow » Tue Dec 13, 2016 4:17 pm UTC

6 Replies

3669 Views

Last post by Poker View the latest post
Fri Dec 16, 2016 3:35 pm UTC
Hidden Cards

Last post by Xias « Sat Nov 26, 2016 9:06 am UTC
Replies: 5
by Cradarc » Sat Nov 19, 2016 3:17 am UTC

5 Replies

3356 Views

Last post by Xias View the latest post
Sat Nov 26, 2016 9:06 am UTC
Lost Car Keys

Last post by Cauchy « Thu Nov 17, 2016 7:48 pm UTC
Replies: 1
by DataGenetics » Thu Nov 17, 2016 7:27 pm UTC

1 Replies

2575 Views

Last post by Cauchy View the latest post
Thu Nov 17, 2016 7:48 pm UTC
Forum Zendo [intra-xkcd-forum link]

Last post by Fieari « Tue Nov 01, 2016 7:27 am UTC

by Fieari » Tue Nov 01, 2016 7:27 am UTC

0 Replies

5426 Views

Last post by Fieari View the latest post
Tue Nov 01, 2016 7:27 am UTC

New Topic

2142 topics

Page 1 of 43
- Jump to page:
1
2
3
4
5
…
43
Next

Return to Board Index

Who is online

Users browsing this forum: No registered users and 5 guests

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum