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(Moderators: SMQ, Eigenray, Icarus, Grimbal, william wu, ThudnBlunder, towr)
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  Subject Started by Replies Views Last post
airplane riddle benmartorano 3 8814 Oct 11th, 2012, 8:20am
by Altamira_64
3 Enemies snags697 19 5634 Oct 22nd, 2013, 10:52pm
by towr
The Lion and the Lion Tamer Eric Yeh 21 12920 Oct 22nd, 2013, 12:04pm
by Grimbal
Statistics Benny 22 6602 Nov 3rd, 2008, 2:04am
by towr
HARD: Hamming Distance Questions
« Pages 1 2 »
-D- 48 34067 Oct 20th, 2013, 12:58am
by Grimbal
Bachelor's Dilemma
« Pages 1 2 »
tim 30 14891 Oct 16th, 2013, 5:29am
by titan
Particle Time tim 13 4890 Oct 15th, 2013, 9:16pm
by titan
A simple game Jonathan_the_Red 13 7914 Oct 15th, 2013, 2:48pm
by titan
CALENDAR CUBES II Hobbes 21 8019 Oct 15th, 2013, 1:45am
by Grimbal
Upside Down LCD display waka 13 5595 Oct 11th, 2013, 12:47pm
by Grimbal
Alien Experiment Enigami 3 4278 Aug 21st, 2013, 1:42am
by nakli
two pythagorean triples Christine 5 2740 Jul 24th, 2013, 4:23am
by JohanC
Monotone Paths in Graphs william wu 10 8629 Feb 5th, 2013, 4:34am
by rmsgrey
integration MonicaMath 16 8059 Jun 6th, 2010, 4:40pm
by SWF
generalize the prisoners' problem pandasbox 3 2418 Jul 5th, 2013, 5:41am
by rmsgrey
Ping Pong tournament Altamira_64 4 7687 Sep 16th, 2012, 6:09am
by pex
Logicians and stamps Altamira_64 9 6060 Jun 20th, 2013, 9:46am
by Grimbal
A conjecture about Mersenne primes and non-primes Mickey1 1 3296 May 29th, 2013, 1:32pm
by Mickey1
Another variation to the sum / product riddle Altamira_64 1 4066 Feb 2nd, 2013, 6:32am
by SMQ
Albert Einstein Riddle tsitut 1 4494 Feb 21st, 2013, 4:55am
by rmsgrey
Heet seeking missiles jollytall 11 10413 Jun 21st, 2008, 4:15am
by NightBreeze
Chess Game Reconstruction FiBsTeR 20 7854 Jan 25th, 2013, 1:52am
by snozwuncle
Guessing Cards Suit
« Pages 1 2 »
Barukh 39 10212 Jan 10th, 2013, 11:52am
by jollytall
Highway (to) 61 revisited Mickey1 15 6443 Jan 9th, 2013, 7:10pm
by Mickey1
Moved: NBA teams Altamira_64 0 3801 Nov 9th, 2012, 7:11am
by pex
Moved: Combinatorics puzzle zbudde 0 3606 Oct 29th, 2012, 11:44pm
by towr
Locker Room Dilemma inexorable 18 7062 Oct 15th, 2012, 5:03am
by rmsgrey
Holidays in Bahamas Altamira_64 4 4773 Oct 12th, 2012, 7:56am
by Altamira_64
How many queens?
« Pages 1 2 »
Icarus 26 12137 Oct 6th, 2012, 5:09am
by peoplepower
partial algorithm to dropping eggs summersolstice 0 4855 Oct 5th, 2012, 1:12pm
by summersolstice
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