Publisher's Synopsis
This activity-based series encourages the reader to explore simple design and technology concepts and to try them out in practical projects. Each book explains the basic principles of the subject, looking at examples of design found in nature and working through to advanced modern technology.;In this book the author guides the reader through the basic technological concepts of the various machines that have been developed to move people and goods on land. The book begins by looking at the most important invention of all - the wheel - and shows how we put it to use in bicycles, cars, buses and trucks. Trains, cable railways, hovercraft and even lunar vehicles are also described.;Readers are encouraged to think about such concepts as motors, gears, streamlining, braking, safety and road construction.
