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Perilous Problems for Puzzle Lovers

Math, Logic, & Word Puzzles to Challenge Your Brain

By Alex Bellos

These 125 exquisitely agonizing brainteasers put readers’ wits—and survival instincts—to the test!

One sheep and ten lions are in a pen. The lions all want to eat the sheep, but any lion who does will fall asleep. Any sleeping lion will be eaten by another lion, who will fall asleep in turn. Assume all ten lions are impeccable logicians and refuse to share. What happens?

In Perilous Problems for Puzzle Lovers, Alex Bellos collects 125 ingenious brainteasers that have confounded and intrigued solvers over the last thousand years—many dangerous to your person, and all dangerous to your pride. Friendly hints and fascinating history accompany every fiendish puzzle, so that—as you wrestle with wordplay, grapple with geometry, and scrabble for survival—you’ll meet whip-smart thinkers of yore, eccentric novelists, and a poodle with allegedly supernatural powers. Will you make it out with your puzzling pride intact? And what about the sheep?

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Alex Bellos

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Publication date
October 27, 2020