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5000 Posts in 231 Topics by 2427 Members
Latest Member: lightOfDay
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| |-+  Open Design Challenges (Moderator: Bucky)
Pages: [1] 2
Subject Started by Replies Views Last post
Impossible Levels « 1 2 3 4 » MagiMaster 50 23632 Last post December 20, 2009, 12:26:47 AM
by Bucky
Small 'n difficult « 1 2 3 4 » sly 47 18909 Last post July 06, 2009, 11:28:36 PM
by immibis
Rubicon "Part-at-a-time" challenge « 1 2 » immibis 26 11162 Last post November 15, 2009, 11:50:29 PM
by colcolpicle
Action Arcade!!! ;D « 1 2 » lopsidation 21 11530 Last post September 28, 2007, 06:44:36 PM
by krisper
Simple Puzzle in Search of Complex Solutions « 1 2 » BirdOfAsh 16 9612 Last post April 04, 2008, 04:14:22 AM
by immibis
LYGOFOG : random-to-random matching Kevan 13 8059 Last post February 05, 2007, 01:24:25 AM
by lopsidation
SUXUNYD - Help! I've forgotten the solution! borogove 10 6781 Last post January 26, 2007, 10:56:20 AM
by Gameman
FUGUDIX: Logic gates / NOT gate grim 10 4838 Last post November 03, 2006, 01:43:54 AM
by Blargh
ukelele: i'm stumped Mystiq 10 6117 Last post May 26, 2011, 04:35:53 PM
by TTTPPP
Turn Easy Puzzle Into Hard Puzzle Xindaris 8 2103 Last post April 15, 2010, 12:36:38 PM
by Madball
Changerrific machines Gameman 8 6403 Last post April 11, 2007, 12:36:46 PM
by Gameman
PYSYDAG: A Binary Converter adharris 8 5362 Last post November 30, 2006, 06:07:00 AM
by sluutthefeared
HIBADIG: Memory-Registers ginkgo 7 4603 Last post January 08, 2007, 09:58:53 PM
by Gameman
DASEGOS: Multiplier Zaratustra 6 5029 Last post August 07, 2009, 03:36:12 PM
by Rene
Space-Filler jboymicro 6 5677 Last post March 14, 2008, 01:39:13 PM
by cliffyqs
Decoding challenge gfgfgfg 5 4423 Last post January 20, 2007, 03:44:06 AM
by gfgfgfg
MYBIHUS: An Excercise in Obfuscation lienne 4 4416 Last post August 31, 2007, 10:51:31 AM
by TTTPPP
rihodym: binary sorter Mystiq 4 2772 Last post October 25, 2006, 05:31:33 PM
by sluutthefeared
The ultimate Rubicon challange... Daniel Nilsson 4 2856 Last post November 01, 2006, 10:20:09 AM
by Daniel Nilsson
Challange: Count number of boxes of each type Daniel Nilsson 4 2743 Last post October 16, 2006, 09:30:19 PM
by Daniel Nilsson
Pages: [1] 2
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