

Description :
“Amodern, smart puzzle book, unlike anything I’veseen before, whose math and logic challenges will stretch your brain in new ways.”#8213Will Shortz, New York Times crossword editor and NPR puzzlemaster The most mind-bending puzzles on the internet appear weekly in Oliver Roeder’s“Th Riddler”column. Presented by Nate Silver’sFiveThirtyEight, this first-ever collection features the column’smost 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.