The Grey Labyrinth is a collection of puzzles, riddles, mind games, paradoxes and other intellectually challenging diversions. Related topics: puzzle games, logic puzzles, lateral thinking puzzles, philosophy, mind benders, brain teasers, word problems, conundrums, 3d puzzles, spatial reasoning, intelligence tests, mathematical diversions, paradoxes, physics problems, reasoning, math, science.

   
Puzzle Archives

All our previous puzzles from years gone by are still available.  You can sort the puzzles by date, popularity or name.

Sort puzzle by
TitleRatingPublished
Adam & Eve
Oct 8 2000
Dinner by Candlelight
Oct 31 2000
Potpourri IV - Puzzling for Paralysis
Dec 3 2000
Potpourri IV - Hints
Dec 10 2000
Potpourri IV - Hints
Dec 10 2000
The Billionaire's Gates Revisited
Jan 8 2001
The Secret Chamber
Feb 12 2001
Solid Gold!
Feb 23 2001
Truth or Consequences...
Mar 21 2001
Baby Boomers
May 15 2001
The Doomsday Argument
Jun 1 2001
Contact
Jun 29 2001
The Pixie and the Sprite
Jul 29 2001
Spy on the Submarine
Jul 31 2001
Mission Embarrassing
Aug 3 2001
Show Me the Way Home
Aug 9 2001
3x3 Archive, Part 1
Aug 13 2001
Potpourri V
Aug 13 2001
Strange Ancient Objects
Aug 17 2001
Statues in the Park
Aug 21 2001
Statues in the Park
Aug 21 2001
Round 1
Sep 2 2001
3x3 Archive, Part 2
Sep 2 2001
Round 2
Sep 12 2001
That's my name, Mr. Plow
Sep 12 2001
VSP Potpourri
Sep 19 2001
Round 3
Sep 19 2001
Round 4
Sep 23 2001
Behold the Victorious
Oct 23 2001
Newsprint Magic
Oct 23 2001
Religous Woes
Nov 24 2001
The Pit and the Pentium
Jan 14 2002
Monty Hall's Revenge
Jan 28 2002
Crayon Art
Feb 28 2002
Breaking the Bank
Mar 9 2002
A Paragraph Challenge
Mar 20 2002
Colour-blinded
Mar 20 2002
THP -- The More Things Change
Mar 20 2002
THP -- Two For One
Apr 22 2002
3x3x3 -- And So It Begins
Apr 22 2002
The Professor
May 14 2002
Under Construction
May 14 2002
Gomez THP
Jun 25 2002
Gomez Sequence
Jun 25 2002
Sami Logic Puzzle
Jun 28 2002
Sami 3x3x3
Jun 28 2002
Gomez Lateral/Riddle
Jul 20 2002
Gomez Chess Puzzle
Jul 20 2002
Gomez LOGIC
Aug 28 2002
Gomez Encrypted 3x3
Aug 28 2002
Showing 101-150 of 236 records.
< Previous Next >