toy dinosaurs next to an open book and cubes with the inscription history. concept of studying history, the mesozoic era and

ancient antiquity archeology archosaurus black book cheerful creature cryptozoology cube cute dangerous dark dino dinosaur explore extinct fossil fun funny hazardous herbivore historical history homework inscription jurassic knowledge letter lizard mesozoic model monster paleontology pangolin period plastic predator prehistoric primitive reptile research science study textbook title toy triassic word