Logic Puzzles

Moderators: jestingrabbit, Moderators General, Prelates

New Topic

2142 topics

Page 4 of 43
- Jump to page:
Previous
1
2
3
4
5
6
…
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

71299 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

600081 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

707005 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

29283 Views

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

Topics

Replies

Views

Last post

The Mysterious Coin

Last post by ybot968 « Fri Sep 18, 2015 4:55 am UTC
Replies: 34
by gaga654 » Wed Jun 08, 2011 12:39 am UTC

34 Replies

11190 Views

Last post by ybot968 View the latest post
Fri Sep 18, 2015 4:55 am UTC
Rethinking Blue Eyes - A Logic Puzzle

Last post by Vytron « Sat Sep 12, 2015 3:30 pm UTC
Replies: 97
1

2

3
Attachment(s) by Vytron » Fri Jul 17, 2015 9:38 pm UTC
97 Replies

13019 Views

Last post by Vytron View the latest post
Sat Sep 12, 2015 3:30 pm UTC
Fill square puzzle

Last post by jaap « Wed Sep 09, 2015 8:52 am UTC
Replies: 4
Attachment(s) by eMPiko » Wed Sep 09, 2015 12:08 am UTC

4 Replies

1883 Views

Last post by jaap View the latest post
Wed Sep 09, 2015 8:52 am UTC
Two Pills

Last post by Fume Troll « Fri Sep 04, 2015 2:11 pm UTC
Replies: 9
by SchighSchagh » Mon May 11, 2015 9:14 pm UTC

9 Replies

4243 Views

Last post by Fume Troll View the latest post
Fri Sep 04, 2015 2:11 pm UTC
Saving the islanders

Last post by Vytron « Thu Aug 27, 2015 8:14 pm UTC
Replies: 7
by SPACKlick » Tue Aug 25, 2015 3:54 pm UTC

7 Replies

2237 Views

Last post by Vytron View the latest post
Thu Aug 27, 2015 8:14 pm UTC
July 3rd, 2015 New York Times Puzzle

Last post by Vytron « Thu Aug 27, 2015 6:36 am UTC
Replies: 14
by KnightExemplar » Thu Jul 02, 2015 9:56 pm UTC

14 Replies

5052 Views

Last post by Vytron View the latest post
Thu Aug 27, 2015 6:36 am UTC
Who is What?

Last post by Cauchy « Mon Aug 24, 2015 11:46 pm UTC
Replies: 21
by qwng » Fri Aug 14, 2015 3:29 am UTC

21 Replies

3155 Views

Last post by Cauchy View the latest post
Mon Aug 24, 2015 11:46 pm UTC
Three Cards Trick

Last post by phlip « Mon Aug 24, 2015 2:15 am UTC
Replies: 15
by kamenf » Wed Aug 19, 2015 11:09 pm UTC

15 Replies

2604 Views

Last post by phlip View the latest post
Mon Aug 24, 2015 2:15 am UTC
The Labyrinth Puzzle (original xkcd)

Last post by Ermes Marana « Fri Aug 07, 2015 4:42 am UTC
Replies: 12
by Rhombic » Sat Nov 01, 2014 4:08 pm UTC

12 Replies

7830 Views

Last post by Ermes Marana View the latest post
Fri Aug 07, 2015 4:42 am UTC
The Father Puzzle

Last post by brokenarrow « Thu Aug 06, 2015 11:01 am UTC
Replies: 7
by DavidArmstrong488 » Tue Nov 10, 2009 8:52 am UTC

7 Replies

4406 Views

Last post by brokenarrow View the latest post
Thu Aug 06, 2015 11:01 am UTC
The perfect Chess AI engine

Last post by Vytron « Thu Aug 06, 2015 7:18 am UTC
Replies: 89
1

2

3
by warriorness » Sun Mar 04, 2007 2:22 am UTC
89 Replies

39541 Views

Last post by Vytron View the latest post
Thu Aug 06, 2015 7:18 am UTC
Alien abduction

Last post by Elvish Pillager « Mon Aug 03, 2015 1:48 pm UTC
Replies: 33
by ejsantos » Wed May 22, 2013 12:59 pm UTC

33 Replies

14759 Views

Last post by Elvish Pillager View the latest post
Mon Aug 03, 2015 1:48 pm UTC
"How many cows are in Ireland", and other weird quesions

Last post by Sableagle « Mon Jul 27, 2015 11:22 pm UTC
Replies: 24
by Sabredog » Fri May 22, 2015 5:17 pm UTC

24 Replies

5239 Views

Last post by Sableagle View the latest post
Mon Jul 27, 2015 11:22 pm UTC
3 Cryptic Riddles (I don't have the answers) .......

Last post by Quixote « Tue Jul 21, 2015 8:36 pm UTC
Replies: 34
Attachment(s) by Moonbeam » Wed Sep 07, 2011 5:52 pm UTC

34 Replies

16568 Views

Last post by Quixote View the latest post
Tue Jul 21, 2015 8:36 pm UTC
Rethinking the Prisoner's Dilemma

Last post by Vytron « Fri Jul 17, 2015 9:39 pm UTC
Replies: 31
by Cradarc » Fri Jul 10, 2015 5:47 am UTC

31 Replies

4547 Views

Last post by Vytron View the latest post
Fri Jul 17, 2015 9:39 pm UTC
Hat puzzle - 6 (or n) randomly coloured hats in a circle.

Last post by Vytron « Sun Jun 21, 2015 8:58 am UTC
Replies: 14
by dudiobugtron » Wed Jun 05, 2013 1:52 am UTC

14 Replies

8525 Views

Last post by Vytron View the latest post
Sun Jun 21, 2015 8:58 am UTC
A New Monty Hall Version

Last post by quintopia « Sat Jun 13, 2015 2:44 pm UTC
Replies: 27
by Logodaedalus » Thu Aug 30, 2007 8:12 pm UTC

27 Replies

9887 Views

Last post by quintopia View the latest post
Sat Jun 13, 2015 2:44 pm UTC
What does this say?

Last post by quintopia « Thu Jun 11, 2015 4:22 pm UTC
Replies: 4
by Wildcard » Wed Jun 10, 2015 8:21 am UTC

4 Replies

2106 Views

Last post by quintopia View the latest post
Thu Jun 11, 2015 4:22 pm UTC
What number pen ??

Last post by Vytron « Wed Jun 03, 2015 3:29 am UTC
Replies: 9
by Moonbeam » Fri May 29, 2015 5:08 pm UTC

9 Replies

3044 Views

Last post by Vytron View the latest post
Wed Jun 03, 2015 3:29 am UTC
Two interesting puzzles (1 easy, 1 unsolved)[Solutions,etc.]

Last post by quintopia « Tue Jun 02, 2015 3:27 am UTC
Replies: 5
Attachment(s) by gmgm » Wed Jun 25, 2014 8:30 am UTC

5 Replies

4538 Views

Last post by quintopia View the latest post
Tue Jun 02, 2015 3:27 am UTC
Help solving number puzzle/cipher

Last post by malonesbones « Fri May 29, 2015 11:02 pm UTC
Replies: 6
by malonesbones » Wed May 20, 2015 1:37 am UTC

6 Replies

2551 Views

Last post by malonesbones View the latest post
Fri May 29, 2015 11:02 pm UTC
Are they in the same sequence?

Last post by eta oin shrdlu « Fri May 29, 2015 7:40 pm UTC
Replies: 2
by Scigatt » Wed May 27, 2015 4:01 am UTC

2 Replies

1845 Views

Last post by eta oin shrdlu View the latest post
Fri May 29, 2015 7:40 pm UTC
How did the man hang himself

Last post by jestingrabbit « Sun May 24, 2015 9:32 am UTC
Replies: 2
by Xenomortis » Fri May 15, 2015 11:46 am UTC

2 Replies

2153 Views

Last post by jestingrabbit View the latest post
Sun May 24, 2015 9:32 am UTC
How many runs can a single player score in one day match

Last post by ahammel « Fri May 22, 2015 4:07 pm UTC
Replies: 3
by ahammel » Sat May 16, 2015 6:08 pm UTC

3 Replies

1884 Views

Last post by ahammel View the latest post
Fri May 22, 2015 4:07 pm UTC
Who Owns the Fish ?

Last post by TheGrammarBolshevik « Fri May 22, 2015 1:54 am UTC
Replies: 13
by SPACKlick » Fri May 15, 2015 1:06 pm UTC

13 Replies

3590 Views

Last post by TheGrammarBolshevik View the latest post
Fri May 22, 2015 1:54 am UTC
White House Puzzle: Alice and Bob guessing coin flips

Last post by wraith « Mon May 18, 2015 12:20 pm UTC
Replies: 3
by KnightExemplar » Mon May 18, 2015 3:56 am UTC

3 Replies

2250 Views

Last post by wraith View the latest post
Mon May 18, 2015 12:20 pm UTC
Some word puzzle i found - Solved

Last post by indjev99 « Sun May 17, 2015 12:37 pm UTC
Replies: 2
by indjev99 » Wed May 13, 2015 11:42 am UTC

2 Replies

1735 Views

Last post by indjev99 View the latest post
Sun May 17, 2015 12:37 pm UTC
A unique polycipher

Last post by Quixote « Sat May 16, 2015 8:37 pm UTC
Replies: 3
by AHumbleCoder » Thu Mar 19, 2015 7:04 pm UTC

3 Replies

2813 Views

Last post by Quixote View the latest post
Sat May 16, 2015 8:37 pm UTC
Find the Number for September .

Last post by narrativium « Sat May 16, 2015 4:54 pm UTC

by narrativium » Sat May 16, 2015 4:54 pm UTC

0 Replies

1841 Views

Last post by narrativium View the latest post
Sat May 16, 2015 4:54 pm UTC
The Three gods Puzzle.

Last post by SPACKlick « Fri May 15, 2015 3:45 pm UTC
Replies: 1
by xX_XKCD_Xx » Fri May 15, 2015 3:37 pm UTC

1 Replies

1579 Views

Last post by SPACKlick View the latest post
Fri May 15, 2015 3:45 pm UTC
Disorderly Rosy Riddle

Last post by xX_XKCD_Xx « Fri May 15, 2015 4:41 am UTC

by xX_XKCD_Xx » Fri May 15, 2015 4:41 am UTC

0 Replies

2336 Views

Last post by xX_XKCD_Xx View the latest post
Fri May 15, 2015 4:41 am UTC
Tapestry encrypted message

Last post by Quixote « Wed May 13, 2015 10:24 pm UTC
Replies: 2
Attachment(s) by Proysen » Mon May 11, 2015 9:02 pm UTC

2 Replies

1654 Views

Last post by Quixote View the latest post
Wed May 13, 2015 10:24 pm UTC
Another six-statements logic puzzle

Last post by Nitrodon « Sun May 10, 2015 3:56 pm UTC
Replies: 11
by Cradarc » Sat May 02, 2015 1:57 am UTC

11 Replies

2938 Views

Last post by Nitrodon View the latest post
Sun May 10, 2015 3:56 pm UTC
Two interesting puzzles (1 easy, 1 unsolved)

Last post by Vytron « Fri May 08, 2015 6:02 am UTC
Replies: 5
Attachment(s) by gmgm » Tue Jun 24, 2014 11:54 pm UTC

5 Replies

4906 Views

Last post by Vytron View the latest post
Fri May 08, 2015 6:02 am UTC
Cheryl's Birthday

Last post by Xanthir « Tue May 05, 2015 5:02 pm UTC
Replies: 29
by Sizik » Tue Apr 14, 2015 8:05 pm UTC

29 Replies

5830 Views

Last post by Xanthir View the latest post
Tue May 05, 2015 5:02 pm UTC
Another birthday spinoff

Last post by Xias « Wed Apr 29, 2015 12:29 am UTC
Replies: 4
by Wildcard » Sat Apr 25, 2015 11:18 pm UTC

4 Replies

2196 Views

Last post by Xias View the latest post
Wed Apr 29, 2015 12:29 am UTC
Six statements. How many are true?

Last post by phlip « Sun Apr 26, 2015 3:54 am UTC
Replies: 20
by Cradarc » Sat Jan 31, 2015 3:58 am UTC

20 Replies

6255 Views

Last post by phlip View the latest post
Sun Apr 26, 2015 3:54 am UTC
Cheryl's Birthday spinoff

Last post by rmsgrey « Sat Apr 25, 2015 2:14 am UTC
Replies: 9
by Wildcard » Fri Apr 24, 2015 10:14 am UTC

9 Replies

2632 Views

Last post by rmsgrey View the latest post
Sat Apr 25, 2015 2:14 am UTC
Demonstrating objects are of equal weight

Last post by Wildcard « Fri Apr 24, 2015 11:02 pm UTC
Replies: 12
by ekim » Thu Nov 06, 2014 8:25 pm UTC

12 Replies

4611 Views

Last post by Wildcard View the latest post
Fri Apr 24, 2015 11:02 pm UTC
T-Shirt Monkey Puzzle

Last post by Wildcard « Fri Apr 24, 2015 11:25 am UTC
Replies: 4
by Ameesh » Fri Mar 20, 2015 6:35 pm UTC

4 Replies

2348 Views

Last post by Wildcard View the latest post
Fri Apr 24, 2015 11:25 am UTC
Simple math word puzzle

Last post by Yat « Fri Apr 24, 2015 7:22 am UTC
Replies: 9
by Wildcard » Thu Apr 23, 2015 4:12 am UTC

9 Replies

2475 Views

Last post by Yat View the latest post
Fri Apr 24, 2015 7:22 am UTC
I dare you to solve this.

Last post by ingdas « Thu Apr 23, 2015 12:29 pm UTC
Replies: 82
1

2

3
by Arkohn » Sun May 20, 2007 5:24 pm UTC
82 Replies

33971 Views

Last post by ingdas View the latest post
Thu Apr 23, 2015 12:29 pm UTC
Fill the Bins

Last post by kamenf « Thu Apr 23, 2015 10:12 am UTC
Replies: 4
by kamenf » Thu Apr 09, 2015 8:56 pm UTC

4 Replies

2308 Views

Last post by kamenf View the latest post
Thu Apr 23, 2015 10:12 am UTC
forget Cheryl's Birthday

Last post by jaap « Sat Apr 18, 2015 8:16 am UTC
Replies: 1
by Lem0n » Sat Apr 18, 2015 5:46 am UTC

1 Replies

1813 Views

Last post by jaap View the latest post
Sat Apr 18, 2015 8:16 am UTC
Is there an optimum strategy for this ????

Last post by SPACKlick « Sat Apr 18, 2015 12:35 am UTC
Replies: 9
by Moonbeam » Fri Apr 10, 2015 6:28 pm UTC

9 Replies

2931 Views

Last post by SPACKlick View the latest post
Sat Apr 18, 2015 12:35 am UTC
Can't put a big box in a small box

Last post by Qaanol « Fri Apr 17, 2015 5:23 am UTC
Replies: 1
by Lopsidation » Thu Apr 16, 2015 3:51 pm UTC

1 Replies

1614 Views

Last post by Qaanol View the latest post
Fri Apr 17, 2015 5:23 am UTC
Phi and Lambda

Last post by glasdar « Fri Mar 20, 2015 8:25 pm UTC
Replies: 2
by bluehero » Sat Jan 03, 2015 9:12 pm UTC

2 Replies

2375 Views

Last post by glasdar View the latest post
Fri Mar 20, 2015 8:25 pm UTC
Ah! Help! How do you solve this? (Nim Variation I think)

Last post by SPACKlick « Thu Mar 19, 2015 11:30 pm UTC
Replies: 7
Attachment(s) by The Fantasist » Fri Mar 13, 2015 5:26 pm UTC

7 Replies

2281 Views

Last post by SPACKlick View the latest post
Thu Mar 19, 2015 11:30 pm UTC
Simple (ish) Cypher

Last post by gilan « Sun Mar 15, 2015 9:51 am UTC
Replies: 9
by SPACKlick » Fri Feb 06, 2015 1:10 pm UTC

9 Replies

3168 Views

Last post by gilan View the latest post
Sun Mar 15, 2015 9:51 am UTC
Genie and four coins

Last post by ekim « Sat Mar 14, 2015 11:13 pm UTC
Replies: 4
by illikis » Mon Nov 17, 2014 12:51 am UTC

4 Replies

3964 Views

Last post by ekim View the latest post
Sat Mar 14, 2015 11:13 pm UTC

New Topic

2142 topics

Page 4 of 43
- Jump to page:
Previous
1
2
3
4
5
6
…
43
Next

Return to Board Index

Who is online

Users browsing this forum: No registered users and 9 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