Ken Jennings’s Trivia Almanac is the ingeniously organized book where, for a change, the all-time Jeopardy! champ gets to ask the questions–and where every day of the year will give you the chance to test your trivia mettle.For example–February 21: In 1912, on this day, Teddy Roosevelt coined the political phrase “hat in the ring,” so Ken Jennings fires off a series of “ring” questions. What two NFL quarterbacks have four Super Bowl rings each?* What rings are divided by the Cassini Division?** Also on this date, in 1981, the “goth” music scene was born in London, so here’s a quiz on black-clad icons like Darth Vader, Johnny Cash, and Zorro. Do you know the secret identities of Ivanhoe’s Black Knight*** or Men in Black’s Agent M****? In this ultimate book for trivia buffs and other assorted know-it-alls, the 365 entries feature “This Day in History” factoids, trivia quizzes, and questions categorized by Jennings as “Easy,” “Hard,” and “Yeah, Good Luck.