Who founded America’s first detective agency? Which cold case victims were named thanks to advances in DNA technology? What are the early warning signs of a serial killer? This activity book pairs engaging puzzles and fascinating trivia with the intriguing world of true crime. Immerse yourself in art heists and abductions, cults and criminal trials, murders and unsolved mysteries—all while cracking word searches, solving sudoku, decoding cryptograms, and more. Are you ready to put your thinking cap on and solve some mysteries? Get this book and let the puzzling begin! In this book you will find: 250+ TRIVIA QUESTIONS. Test your knowledge with detailed trivia quizzes about real crimes and criminal investigation processes; A WIDE VARIETY OF PUZZLES AND ACTIVITIES. Hone your sleuthing skills with crosswords, cryptograms, word searches, logic puzzles, mazes, spot-the-differences, sudoku, and more.