Best Selling Books by David Glover

Uses activities and experiments to introduce the properties of light and sound.

-- A unique blend of imaginative activities, experiments, and science facts helps develop scientific thought.-- This mix of hobby and science teaches kids to observe, collate information, and reach conclusions.-- Teaches scientific principles through the hands-on process of making science work.-- An invaluable science series for school and home. Copyright © Libri GmbH. All rights reserved.

"Hands-on experiments that make science fun"--Cover.

Introduces young readers to the world of sound, from a sonic boom to the faintest of echoes.

Examines the composition and strength of materials, both solid and liquid, and features experiments, including chemical reactions.

''Big Machines'' is a series for young children that shows big machines in action, explaining the tasks of their different features and how they work. Each book also includes a practical ''make it yourself'' activity. This title looks at diggers.

Have you ever wondered how astronauts live in space? This book will tell you. It explains how astronauts are chosen and trained, how a spacecraft takes off, and how a spacesuit works and how astronauts eat, sleep, wash and go to their toilet in space.