In Batman's crime fighting career, there are very few cases he can't solve. But when he needs help, he has one hero to rely on…you! Robin has disappeared, and Batman needs help finding him. Now, it's up to you to step into the role of "The Solver," Batman's trusted helper in times of need. Together, you will use the resources of the Batcave, the catalog of files on the Batcomputer, and your sources in Gotham City to help solve the case of Robin's mysterious disappearance. Filed with interactive elements like removable crime scene photos, puzzles, and more, this book also acts as a fact-filled guide to the mysteries of Gotham City. Kids can examine clues, gather evidence, and confront suspects alongside the Caped Crusader in order to bring the right villain to justice!