These dinosaurs aren’t quite as scary as the real thing, but there’s plenty to learn about the different shapes and sizes these prehistoric animals came in. Did the Diplodocus have a longer neck than a giraffe? The Pterodactyl could fly, but was it a bird? (No!) Why did that one have a sail on its back? The pictures come in small, medium, large and extra large, but how big were the actual dinosaurs? Introduce your kids to these amazing creatures.