From Cunning Lateral Thinking Puzzles by paul Sloane and Des McHale:
“How did Archimedes, one of the first and greatest lateral thinkers, manage to sink a Roman fleet of ships in the Mediterranean?”
– He used science and simple weapons that cost very little.
– He did not use projectiles, boats, or animals.
– This would not have worked on a rainy day (like today in Brookline!)”