Book excerpt: Each book in this bright, exciting series for young children introduces an aspect of the natural or technological world, providing a wealth of fascinating information. The series explores a wide variety of subjects such as what makes a shadow, why flamingos are pink, what makes your tummy rumble and how fish breathe underwater. Where it is appropriate, there are safe and easy experiments to help clarify explanations. The simple text and detailed illustrations combine to answer the question of each title in clear, step-by-step stages. Young children who are just beginning to read will enjoy sharing these books with an adult, while more confident readers will have fun discovering for themselves.