| Kingfisher, August 16, 2011, cover price $9.99
| Kingfisher, June 10, 2004, cover price $9.99 | About this edition:
A journey into the sea presents the incredible creatures and plants that live in different oceans around the world, including a review of the creatures of the coral reefs and an overview of deep-sea treasure hunting.
| Reprint edition (Kingfisher, April 16, 2013), cover price $7.99
| Pan Macmillan, August 15, 2011, cover price $9.15 | About this edition:
Make science accessible with this essential series that will capture children's imagination while laying the foundation for future learning.
| Kingfisher, November 15, 2007, cover price $6.99 | About this edition:
Covering an immense range of subjects, this paperback series based on the Kingfisher Young Knowledge series leads children from a general view to a close-up focus on the details of the topic at hand, and includes easy-to-follow projects, new vocabulary words, and suggestions for interesting places to visit and explore.