All movement depends on forces, and forces hold the universe in balance. This book explores forces, from simple pushes and pulls to the force of gravity that keeps our feet on the ground.
Books in the Disgusting Body Facts series combine vivid photographs with lively illustrations to give you a glimpse into some of the grossest parts of the human body. Read Twitches and Sneezes to lea
Books in the Disgusting Body Facts series combine vivid photographs with lively illustrations to give you a glimpse into some of the grossest parts of the human body. Read Puke and Poo to learn about
Books in the Disgusting Body Facts series combine vivid photographs with lively illustrations to give you a glimpse into some of the grossest parts of the human body. Read Mites and Bites to learn ab
Books in the Disgusting Body Facts series combine vivid photographs with lively illustrations to give you a glimpse into some of the grossest parts of the human body. Read Itches and Scratches to lea
Books in the Disgusting Body Facts series combine vivid photographs with lively illustrations to give you a glimpse into some of the grossest parts of the human body. Read Ooze and Goo to learn about
"Readers will learn how we feel hot and cold, why things melt and freeze, and how people measure and use temperature. Each book in the 'My World of Science' series explains science that you see in the
"Readers will learn how sounds are made, how we hear them, how we use them, and where sounds can travel. Each book in the 'My World of Science' series explains science that you see in the world around
What is light? Where does light come from? What is a shadow? Learn how we see light and dark, where they come from, and how people use light and dark in everyday life. Each book in the ‘My World of Sc
"Readers will learn the differences between living and nonliving. The book explores how living things move, use their senses, eat and breathe, as well as how objects can be made from nonliving materia
"Which materials conduct electricity? Why are saucepans made of metal? Why are wires covered with plastic? Read 'Conductors and Insulators' to find out! Learn about circuits, how electricity is conduc
How important is water to humans and other animals? This title explores many of the features of water, including where it can be found and the benefits it has for all living things.
Explains the cause and effects of global warming, describes the contribution of buildings to global warming, and discusses building techniques and technologies and consumer actions that can reduce the
Explains the cause and effects of global warming, describes the contribution of buildings to global warming, and discusses building techniques and technologies and consumer actions that can reduce the
Examines endangered species, how human activities have contributed to shrinking habitats, and what is being done to protect plants and animals for the future.
Examines endangered species, how human activities have contributed to shrinking habitats, and what is being done to protect plants and animals for the future.
Describes the alternative methods of generating energy instead of using fossil fuels, including solar power, wind power, and biofuels, and speculates on the future of alternative energy.
Looks at air polution, how it is dangerous to people and animals, where it comes from, and ways that people can help reduce the amount of pollution produced.
Looks at air pollution, how it is dangerous to people and animals, where it comes from, and ways that people can help reduce the amount of pollution produced.
Describes how methods of transportation add to global warming, introduces theoretical and current technology that reduces carbon emissions of vehicles, and explores how individuals can produce less ca
This series introduces simple science topics using everyday situations and objects that readers can recognize in the world around them. Activities and questions are presented to encourage active think
Discusses how human-related activities are contributing to the warming of the Earth's climate, describes the effects of climate change on people and the environment, and outlines measures that can be
Discusses how human-related activities are contributing to the warming of the Earth's climate, describes the effects of climate change on people and the environment, and outlines measures that can be
Examines possible alternative sources of energy for the future, discussing the problems of global warming, and the methods that could be used to obtain energy from wind, water, the Sun, the atom, and
Looks at wildlife, how hunting and changes to habitats caused by human beings put animal species at risk of extinction, and examines the ways in which people try to reduce the negative impacts of thei
Why are oceans and rivers in danger? What is happening to the plants and animals that live there? What can you do to help? People are doing things that are putting our planet in danger. Discover what
