TEST YOURSELF
Puzzles can teach you how to think creatively. Try the following five puzzles to test out different mental tools for working on them.
—A. J. JACOBS
PUZZLE 1: LOGIC PROBLEMS
This is a classic brainteaser, origin unknown.
SOLVE THIS RIDDLE:
There’s a man in a room. He wants to get out. The walls are cement and the floor is dirt. The only openings are a locked door and a skylight. The man has a shovel
