- 각 4종 합본으로 이루어져 있어 실제 편수는 12편이나, 세트는 3권 묶음으로 이루어져 있습니다.
- 현재 판매중인 "National Geographic kids" 세트와 내용이 중복될 수 있는 점 참고 부탁드립니다.
* National Geographic Readers: Levels 1 & 2 : Predators Collection
- National Geographic kids Readers Level 1 : Spiders
- National Geographic kids Readers Level 2 : Sharks!
- National Geographic kids Readers Level 2 : Tigers
- National Geographic kids Readers Level 2 : Wolves
* National Geographic Readers: Levels 1 & 2 : Favorite Animals Collection
- National Geographic kids Readers Level 1 : Ponies
- National Geographic kids Readers Level 2 : Pandas
- National Geographic kids Readers Level 2 : Dolphins
- National Geographic kids Readers Level 2 : Cheetahs
* National Geographic Readers: Levels 1 & 2 : Creepy Crawly Collection
- National Geographic kids Readers Level 1 : Frogs
- National Geographic kids Readers Level 1 : Ants
- National Geographic kids Readers Level 2 : Bats
- National Geographic kids Readers Level 2 : Snakes