Greaterdoku (in General) Rating: 5.00 Posted on 2007-07-15 by Federico Kereki (No Solution Yet, 12 Comments)
Extended Knight's Tour (in Logic) Rating: 5.00 Posted on 2008-07-10 by Josie Faulkner (No Solution Yet, 7 Comments)
Colourful Knight's Tour (in Logic) Rating: 4.90 Posted on 2008-01-24 by Josie Faulkner (No Solution Yet, 19 Comments)
Killer-X-tra (2) (in Logic) Rating: 4.75 Posted on 2008-06-20 by Josie Faulkner (No Solution Yet, 16 Comments)
Circles Abound! (in Geometry) Rating: 4.67 Posted on 2004-06-16 by SilverKnight (Solution Posted, 7 Comments)
Partitioning Space (in Geometry) Rating: 4.67 Posted on 2004-09-13 by SilverKnight (No Solution Yet, 13 Comments)
covert western union (in Cryptography) Rating: 4.67 Posted on 2006-02-07 by Mindrod (Solution Posted, 5 Comments)
Cherry picking (in Probability) Rating: 4.67 Posted on 2006-06-17 by Federico Kereki (Solution Posted, 4 Comments)
Funky Fibonacci Fractions (in Numbers) Rating: 4.67 Posted on 2007-02-22 by Old Original Oskar! (Solution Posted, 5 Comments)
Shade-doku (in Logic) Rating: 4.60 Posted on 2007-08-02 by Josie Faulkner (Solution Posted, 13 Comments)
Drop Down (in General) Rating: 4.60 Posted on 2007-07-29 by Josie Faulkner (Solution Posted, 6 Comments)
Crossnumber (in Numbers) Rating: 4.57 Posted on 2007-07-01 by Josie Faulkner (No Solution Yet, 5 Comments)
Tough Puzzle (part 2) (in Logic) Rating: 4.57 Posted on 2007-08-16 by Josie Faulkner (Solution Posted, 16 Comments)
Travelling Knight (in Logic) Rating: 4.56 Posted on 2007-09-02 by Josie Faulkner (Solution Posted, 12 Comments)
Boxed Eights (in Logic) Rating: 4.55 Posted on 2007-07-24 by Josie Faulkner (Solution Posted, 17 Comments)
X Marks the Spot (in Logic) Rating: 4.50 Posted on 2007-05-02 by Josie Faulkner (Solution Posted, 13 Comments)
Diamond Mine (in Logic) Rating: 4.50 Posted on 2007-06-28 by Josie Faulkner (Solution Posted, 15 Comments)
Perplexus Icon plus one (in Shapes) Rating: 4.50 Posted on 2005-06-18 by Leming (Solution Posted, 12 Comments)
Twisted regions (in General) Rating: 4.50 Posted on 2005-12-22 by Tristan (Solution Posted, 9 Comments)
