The Riddler is a modern, smart puzzle book, unlike anything I've seen before, whose math and logic challenges will stretch your brain in new ways.”—Will Shortz, crossword editor, the New York Times and puzzlemaster, NPR

THE RIDDLER

Fantastic Puzzles from FiveThirtyEight

The most mind-bending puzzles on the internet appear weekly in Oliver Roeder’s “The Riddler” column. Presented by Nate Silver’s FiveThirtyEight, this first-ever collection features the column’s most popular problems, along with six never-before-published puzzles, all exploring the math implicit in everyday occurences. The simplest require a mere flash of insight, while the toughest involve deep applications of analysis and probability theory. Designed to appeal to a range of skill levels, The Riddler is a must-have for any math or puzzle enthusiast.

THE RIDDLER

In stores now.

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