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.

The Billionaire's Bathroom

by Grant Fikes

You quickly solve this Nurikabe puzzle and hurry off to the bathroom. You are relieved that you can solve logic puzzles when they are unique.