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Hardest Puzzles

This page displays the puzzles considered to be hardest on the site. Try some of these puzzles for a real challenge!

Please note that this page does not include the Unsolved Mysteries (Puzzles which have never been solved).

Title Author Style Created
Tri Puzzler #6347 rg359777 Tri May 24, 2010
Tri Puzzler #7446 eskisgreat Tri Sep 3, 2011
tied in a knot cgb67 Tri Sep 18, 2007
Tri Puzzler #7671 martin Tri Feb 10, 2012
BOOM! dither1 Tri Nov 16, 2007
4 shape polygons Anonymous Tri Mar 13, 2007
Tri Puzzler #7082 karatekid Tri Apr 6, 2011
i like pie Anonymous Tri May 22, 2007
super ez (only for noobs) (^_^) Tri Nov 13, 2007
Tri Puzzler #3883 benjamin Tri Sep 14, 2008
Bug yoi55 Tri Apr 11, 2007
christmas Anonymous Tri May 1, 2007
Tri Puzzler #7898 Apodo Tri Sep 29, 2012
26 Anonymous Tri Dec 8, 2006
Tri Puzzler #5487 drivertaxi Tri Jun 24, 2009
easy as pie pingpongwars Tri Oct 5, 2007
wetak Anonymous Tri Apr 22, 2007
2 eZ (^_^) Tri Jul 18, 2007
Tri Puzzler #3594 surf_leet Tri May 20, 2008
ooo....almost a square!! =0 com272 Tri Mar 14, 2007

Hardest Tri Puzzlers     Hardest Tetra Puzzlers     Hardest Pento Puzzlers
Hardest Free Style Puzzlers     Hardest Overlap Puzzlers


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