Keep your thoughts and secrets safe and secure with this officially licensed JURASSIC WORLD lock and key diary. This diary features 192 lined pages, eight dinosaurs hidden in invisible ink throughout, and a magic light pen to help you discover them along the way. 192 RULED PAGES: Whether you aspire to be the next great paleontologist, need a place to record your own discoveries, or want a private place to keep your personal thoughts and secrets secure, this lock and key diary provides you plenty of space for your writing needs. FIND DINOS HIDDEN WITH INVISIBLE INK!: Find eight different dinosaurs like T-Rex, Stegosaurus, and Ankylosaurus hidden throughout the pages of the diary in invisible ink. As you use the diary, keep an eye out for the dinosaur sighting mark! MAGIC PEN INCLUDED: Use the included magic UV light pen to reveal these amazing dinosaurs, their tracks, and more!  LEARN DINO FACTS: An educational dinosaur sighting map of where these dinosaurs appeared in the United States is also included. UNDER LOCK & KEY: Keep your thoughts and secrets secure with this locked diary featuring two keys. Guaranteed to keep dinosaurs (and parents) out! CONVENIENT SIZE: This 5.25 x 6.5-inch journal is a compact size for travel and fits easily in a bag or backpack to take with you on the go. COLLECT THEM ALL: Collect more great stationery products inspired by Jurassic World, including the Jurassic World Enamel Charm Bookmark and Jurassic World: Raptor Book and 3D Wood Model. Jurassic World products from Insight Editions makes a thoughtful gift for any Jurassic World or dinosaur fan.