Special Challenges
Score Title Author Solvers Age Votes Difficulty Education Fun Forums
8 2013 New Years Special by quangntenemy 12 5y 33d 7Challenge Votes 8.00 8.29 7.86 Questions
6 The Cookie is a lie by Z 65 10y 300d 19Challenge Votes 3.79 5.42 6.95 Questions
5 Brainfucked by Gizmore 183 5y 278d 27Challenge Votes 4.04 5.56 6.44 Questions
5 Zen by Gizmore 21 2y 217d 7Challenge Votes 4.86 3.86 6.43 Questions
5 QMine by quangntenemy 18 5y 278d 6Challenge Votes 6.50 5.50 6.33 Questions