Helicopters

by David Jefferis

Published May 1987

Submarines

by David Jefferis

Published May 1990
This new series for young readers brings information to life through the use of simple text, illustrations and activities. Topics covered in this book include the history of submarines and how they work, what life is like on board, and how robot submersibles have overcome the dangers of deepwater research and exploration. The readers are also shown how to build a model diving sub, to experiment with water pressure, make and design a submarine of their own. Other titles in this series include "Jungle Animals", "Ballet", "Castles", "Dinosaurs", "Gymnastics", "Helicopters", "Horses and Ponies", "Jet Airliners" and "Out in Space".