Across
- 3. place where dinosaurs laid eggs
- 4. dinosaur that eats only plants
- 5. a new thing someone makes to solve a problem
- 7. no longer living on Earth
- 8. to break out of an egg
- 10. parent dinosaur that takes care of babies
- 12. hard skin that protects a dinosaur
- 15. dinosaur that eats meat
- 18. using energy from the sun
- 19. all the bones of a dinosaur together
- 20. to make air or water dirty
Down
- 1. person who designs and builds machines
- 2. to keep safe from danger
- 6. finding something new
- 9. mountain that erupts hot lava
- 11. soft covering on some dinosaurs
- 13. sharp nails on a dinosaur's feet
- 14. scientist who studies fossils
- 16. weighs a lot
- 17. remains of an ancient living thing