Logic Puzzles

Moderators: jestingrabbit, Moderators General, Prelates

New Topic

2134 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 thecamoninja « Mon Jul 03, 2017 2:44 am UTC
Posted in General
Replies: 4
by anfurny » Sat Apr 01, 2017 10:48 pm UTC » in General

4 Replies

22289 Views

Last post by thecamoninja View the latest post
Mon Jul 03, 2017 2:44 am UTC
Forum Migration

Last post by rmsgrey « Sun Oct 30, 2016 6:16 pm UTC
Posted in School
Replies: 403
1

…

7

8

9

10

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

414376 Views

Last post by rmsgrey View the latest post
Sun Oct 30, 2016 6:16 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

666011 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

27676 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

60629 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

17921 Views

Last post by jestingrabbit View the latest post
Wed Nov 21, 2012 6:26 pm UTC
Arithmetic puzzle

Last post by houlahop « Mon Jul 24, 2017 7:55 pm UTC
Replies: 2
by houlahop » Mon Jul 24, 2017 11:06 am UTC

2 Replies

94 Views

Last post by houlahop View the latest post
Mon Jul 24, 2017 7:55 pm 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

347 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

518 Views

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

Last post by heuristically_alone « Fri Jul 21, 2017 8:42 pm UTC
Replies: 10
by LaserGuy » Fri Jul 29, 2016 6:22 pm UTC

10 Replies

2617 Views

Last post by heuristically_alone View the latest post
Fri Jul 21, 2017 8:42 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

130 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

383 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

875 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

2877 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

768 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

1631 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

676 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

2337 Views

Last post by Poker View the latest post
Sat May 27, 2017 3:33 pm UTC
MisterGC's PUZZLES

Last post by MisterGC « Fri May 19, 2017 12:26 am UTC
Replies: 17
Attachment(s) by MisterGC » Wed Mar 08, 2017 12:10 am UTC

17 Replies

3686 Views

Last post by MisterGC View the latest post
Fri May 19, 2017 12:26 am 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

1279 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

2862 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

1014 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

1146 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

7627 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

985 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

2589 Views

Last post by djangochained View the latest post
Tue Mar 28, 2017 1:25 pm UTC
Escape the Frictionless Circle

Last post by Sizik « Sat Mar 04, 2017 12:05 am UTC
Replies: 136
1

2

3

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

23034 Views

Last post by Sizik View the latest post
Sat Mar 04, 2017 12:05 am 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

1151 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

2136 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

1718 Views

Last post by Goahead52 View the latest post
Wed Feb 08, 2017 7:20 pm UTC
An unusual resolution of the liar's paradox.

Last post by teleh « Thu Feb 02, 2017 7:14 am UTC
Replies: 26
by skeptical scientist » Tue Mar 13, 2007 6:57 am UTC

26 Replies

8629 Views

Last post by teleh View the latest post
Thu Feb 02, 2017 7:14 am 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

1886 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

2185 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

1319 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

61937 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

2175 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

1423 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

1940 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

1960 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

1456 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

3983 Views

Last post by Fieari View the latest post
Tue Nov 01, 2016 7:27 am UTC
Can't solve this simple puzzle. Help ?

Last post by lorb « Sat Oct 22, 2016 7:26 pm UTC
Replies: 1
by DoozKO » Thu Oct 13, 2016 11:04 pm UTC

1 Replies

1687 Views

Last post by lorb View the latest post
Sat Oct 22, 2016 7:26 pm UTC
Solitaire game

Last post by Goahead52 « Wed Oct 19, 2016 3:01 pm UTC
Replies: 4
by Goahead52 » Tue Oct 11, 2016 2:58 pm UTC

4 Replies

1997 Views

Last post by Goahead52 View the latest post
Wed Oct 19, 2016 3:01 pm UTC
Maya Cosmic Number Puzzles

Last post by generalz « Wed Oct 12, 2016 3:42 pm UTC
Replies: 5
by MCNP2010 » Tue Oct 04, 2016 4:38 pm UTC

5 Replies

2266 Views

Last post by generalz View the latest post
Wed Oct 12, 2016 3:42 pm UTC
Cat and mouse v.2

Last post by lexolf « Mon Sep 19, 2016 6:24 am UTC
Replies: 2
by lexolf » Sun Sep 18, 2016 6:58 am UTC

2 Replies

1967 Views

Last post by lexolf View the latest post
Mon Sep 19, 2016 6:24 am UTC
Connect all points to form a single tree

Last post by paramesis « Thu Sep 15, 2016 9:12 pm UTC
Replies: 12
Attachment(s) by paramesis » Thu Aug 11, 2016 7:50 pm UTC

12 Replies

3670 Views

Last post by paramesis View the latest post
Thu Sep 15, 2016 9:12 pm UTC
Logic Puzzles - Admittedly, not naturally equipped to solve them...

Last post by ThirdParty « Sat Aug 27, 2016 4:10 pm UTC
Replies: 17
by Snarlock » Wed Jul 27, 2016 2:44 pm UTC

17 Replies

4538 Views

Last post by ThirdParty View the latest post
Sat Aug 27, 2016 4:10 pm UTC
Factorial puzzle

Last post by Cauchy « Mon Aug 22, 2016 2:22 pm UTC
Replies: 6
by Goahead52 » Tue Aug 16, 2016 7:04 pm UTC

6 Replies

2291 Views

Last post by Cauchy View the latest post
Mon Aug 22, 2016 2:22 pm UTC
Sharing secret information publicly

Last post by Goahead52 « Tue Aug 16, 2016 12:16 pm UTC
Replies: 27
by DataGenetics » Mon Aug 08, 2016 4:44 pm UTC

27 Replies

3762 Views

Last post by Goahead52 View the latest post
Tue Aug 16, 2016 12:16 pm UTC
Puzzle about odd semi-primes and Euler totient

Last post by Goahead52 « Sun Aug 07, 2016 9:06 pm UTC
Replies: 8
by Goahead52 » Thu Aug 04, 2016 6:19 pm UTC

8 Replies

2215 Views

Last post by Goahead52 View the latest post
Sun Aug 07, 2016 9:06 pm UTC
Puzzle game I built

Last post by jaap « Sat Aug 06, 2016 10:59 pm UTC
Replies: 1
by mapehe » Sat Aug 06, 2016 9:15 am UTC

1 Replies

1912 Views

Last post by jaap View the latest post
Sat Aug 06, 2016 10:59 pm UTC
The Locker Puzzle

Last post by Sandor « Fri Aug 05, 2016 10:45 am UTC
Replies: 5
by rlo » Wed Oct 04, 2006 12:31 pm UTC

5 Replies

8385 Views

Last post by Sandor View the latest post
Fri Aug 05, 2016 10:45 am UTC
Unblock puzzle with pipes

Last post by ProDext « Thu Aug 04, 2016 2:12 pm UTC
Replies: 6
by ProDext » Sat Jul 30, 2016 3:18 pm UTC

6 Replies

2450 Views

Last post by ProDext View the latest post
Thu Aug 04, 2016 2:12 pm UTC
Move one stick

Last post by HonoreDB « Fri Jul 29, 2016 6:24 pm UTC
Replies: 5
by SirGabriel » Wed Jul 27, 2016 4:24 pm UTC

5 Replies

2355 Views

Last post by HonoreDB View the latest post
Fri Jul 29, 2016 6:24 pm UTC

New Topic

2134 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: pex, Yahoo [Bot] and 7 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