This is a set of 20 illustrated books. It includes 18 books from the "Shogakukan's Zukan NEO Series" and related books from Shogakukan. 1. Animals New Edition 2. Fish New Edition 3. Birds (with DVD) New Edition 4. Stars and Constellations (with star chart) 5. Universe 6. Earth 7. Beetles and Stag Beetles 8. Science Experiments 9. Dictionary of Japanese Language 10. Dictionary of Energy 11. Dictionary of Japan 12. Dictionary of Daily Life 13. Dictionary of Wonders 14. + Compare New Edition 15. Vehicles 16. Secrets of the Sea 17. First Paintings 18. Kodomo Daihyakka Kidspedia Dai Zukan The following illustrated books are from publishers other than Shogakukan: 1. Mystery Illustrated Book (Gakken) 2. Wonders of the Sky Illustrated Book (PHP) Some books have covers, and some do not. Individual sales are not possible. Thank you.