Dinosaur encyclopedia, to learn the history of dinosaurs by the encyclopedia, and know their little-known side. 2. Dinosaur puzzle, children can not only learn knowledge about dinosaur, but also exercise their thinking ability and faculty of memory 3. Taking care of dinosaurs, to clean the dinosaurs, and to train children's hands-on ability and thinking ability 4. Feeding dinosaurs, to let children tell the dinosaurs are carnivorous or herbivorous. 5. Playing with dinosaurs, to interact with dinosaurs. 6. Dinosaur obstacle race, to increase children’s response ability