What sort of fossils will they find? A stegosaurus? A spinosaurus? The mighty Tyrannosaurus rex? Dig in with the Berenstain Bears and find out in this 8x8 storybook. The perennial popularity of dinosaurs combined with the lovable nature of the Berenstain family makes a tale that will delight Berenstain Bears fans old and new. Share with your cubs at home or in the classroom to help them prepare for and enjoy their own visit to a museum!