Batter up for a brand-new mystery with Cam Jansen! When a friendly game of baseball gets interrupted by a missing ball, everyone is stumped. Where could it have gone? Luckily, fifth-grade super-sleuth Cam Jansen is on the field, and she has a secret weapon: her amazing photographic memory! With a simple "click" of her mind, Cam can perfectly recall exactly where the ball was last seen and who was standing nearby. Now, she just has to follow the clues and track down the missing baseball so the game can go on. Perfect for young readers who are transitioning to chapter books, this fast-paced and fun detective story combines the excitement of sports with the thrill of solving a puzzle. Can you crack the case before Cam does?