Encyclopedia of Science
Running from a false accusation of murder, Ronald Mervyn reaches South Africa and becomes involved in a Kaffir war. During the fighting, Ronald rescues a family from certain death. So grateful is the family that upon their return to England, they work hard to establish Ronald's innocence.
If you prefer your science "outside the textbook" then you'll want to look at Elemental Science. Designed as a Classical science program "loosely based on the ideas for classical science education that are laid out in The Well-Trained Mind," this one may also appeal to Charlotte Mason home educators. The program itself provides a framework of science study while your science "text" and experiments are found in a selection of quality resource books including DK, Usborne, Kingfisher and Janice VanCleave