Roar For Reading Discovering Dinosaurs Bookmarks - T-12037 - ROAR for Reading. Send positive messages to children and encourage reading with clever, engaging bookmarks. They feature favorite characters and bright colors with room to personalize on the back. Keep a variety on hand to motivate reading, reward good behavior, and recognize achievement. 36 per pack. 2" x 6 1/2" . Coordinates with Discovering Dinosaurs™ Collection.