• The Book of Unusual Knowledge

• 1144 Random, Interesting, & Fun Facts You Need to Know

• Learn a Lot while You Sit on the Pot

• The Ultimate Book of Pub Trivia by the Smartest Guy in the Bar

• Ken Jennings Trivia Almanac: 8,888 Questions in 365 Days

• Brain Games - Jeopardy!: Puzzles and Games to Help You Become a Quiz Show Master

• Answers in the Form of Questions

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