Alan Richmond

Category: Puzzles

Logic Puzzles

By Cmglee (Own work) [CC BY-SA 3.0 (], via Wikimedia Commons
Logic, The Anatomy of Thought

Knaves and Knights

An island is inhabited by two classes of people: knights, who make only true statements, and knaves, who make only false statements. Three inhabitants are conversing. Alfred says, “All of us are knaves.” Bert says, …

Lateral Thinking Puzzles

Rodin's Thinker

Be prepared to think outside the box for these classic lateral thinking puzzles. Enjoy!

Three Switches and Three Bulbs

Three switches outside a windowless room are connected to three light bulbs inside the room. How can you determine which switch …