Where's Dildo?:And 99 Other Mind Puzzles by Nerve.com
Sexdoku collects 100 naughty word games and visual puzzles. Sexy word sudoku, cheeky crosswords, X-rated word scrambles, sex trivia quizzes, enticing mazes, dirty-minded mad libs, Where's Dildo (yes, like Waldo), and more fun-for-one are gathered together in a wire bound lay flat book.