Glover, David

Investigates the properties of air and water through experiments.

Uses activities and projects to introduce how electricity and magnets work at home and in the everyday world.

Presents an introduction to trucks, in simple text with illustrations, desribing the different kinds, the people how drive them, and how they are used.

Introduces the principles of levers as simple machines, using examples from everyday life.

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

This book describes the special features and jobs of motorcycles, scooters, and quad bikes.

This book describes the special features and jobs of large and small excavators.