Focusing on wings, wheels and sails, this text is part of a new series of picture information books which take an imaginative approach to the traditional question/answer format. Accompanying the text are "did you know" boxes, fact boxes and eight project boxes covering the main questions and issues about the topic. The topics featured in this series are targetted for the 7-11 age group, and examine a child's immediate surroundings, as well as outer space. Other titles include "Buildings, Bridges and Tunnels", "People and Places", "Earth, Sea and Sky", "Flowers, Trees and Other Plants", "The Body and How It Works", "The World of Animals" and "Everyday Things and How They Work".