Royston, Angela

Sustainable Energy provides a concise overview of current energy demand and supply patterns. It presents a balanced view of how our reliance on fossil fuels can be changed over time so that we have a much more sustainable energy system in the near future.

Describes the geological and biological evolution of the earth from its formation to the development of the human.

This book looks at how pinkeye spreads, how it affects your body, and how it can be prevented and controlled.

This book looks at how head lice spread, how they affect your body, and how they can be prevented and controlled.

This book introduces reptiles, describing their physical characteristics, behavior, senses, and reproduction.

This book introduces flowers, describing stamens and carpels, pollination, and the scattering of seeds.

This book introduces mammals, describing their physical characteristics, behavior, senses, and reproduction.

This book introduces insects, describing their physical characteristics, behavior, senses, habitats, and reproduction.

This book introduces birds, the only animals that have feathers, and describes their physical characteristics, behavior, habitats, and reproduction.

This book introduces amphibians, animals that spend part of their lives in water and part of their lives on land, and describes their physical characteristics, senses, defenses, habitats, and reproduction.