Books in Let's Find Out! Weather series

Its pretty much impossible to imagine what our lives would be like without light energy. As this elementary-level STEM text explains, energy from the sun sustains life on Earth. Young readers will learn about the properties of light, what wavelengths are, the relationship between light and color, and how reflected light enables us to see things. Colorful photos and useful diagrams help illustrate the content presented, while sidebars prompt readers to think about what they have read. Teachers and students alike will appreciate this clear, age-appropriate introduction to a potentially challenging topic.

Plants can grow almost everywhere. This book explores ecosystems particular to the seven continents and watery environments, including forests, deserts, mountains, the ocean, and lakes. This book also includes an examination of how artificial environments like greenhouses and the indoors can be healthy for some plants, and how some artificial environments cause harm even beyond their own boundaries. For each environment type, this volume describes the types of plants that live there, and how well they thrive. Any young reader who wants to explore the needs of plants and how their environment meets those needs will find this book essential.

Plants and algae form an important basis of all marine ecosystems. They provide nutrients to animals that eat them and also create oxygen for humans and animals to breathe. This academic lower elementary title covers the diversity of marine plants and algae that exist as well as the processes they undergo to grow and thrive. Photosynthesis is explained in easy-to-understand language, as is the role of plants and algae in food chains and food webs. Finally, the importance of sea plants and algaeand threats to their existenceis addressed in a timely discussion on global warming.

Destructive and awe-inspiring, the eruption of a volcano is a dramatic demonstration of nature's power. However, there is much more to the process than what we see on the surface. Readers will explore the geological structure that makes volcanic activity possible and follow the sequence of events that culminate in an eruption. In addition to eruptions, this text examines other geothermal activities, the benefits of which may surprise young readers. It includes vivid photographs to heighten interest and clear diagrams to enhance comprehension.

As his second term as president drew to an end in 1796, George Washington bid the country farewell and offered his advice for its future. He did so in an address that was published in a Philadelphia newspaper. This volume introduces young readers to the key themes in the open letter and liberally cites the words of that primary document. It is a great way to introduce elementary-school students to the importance and challenges of going back to an original text. It also offers a window into an immensely influential period of American history and a highly revered figure.

Written with age-appropriate, easy-to-follow language, this book is a perfect resource for young readers interested in everything to do with computers. Readers will gain insight into the history of computers, how computers work, and what components each computer tends to have. They will learn how computer technology has changed and how computers have served different needs in different times. Through engaging text that's complemented by colorful, detailed images, readers will learn about all kinds of computers and their many uses.

Inexperienced users of computers often jump at the chance to click colorful flashing ads on the sidebar and are also tempted to download files from sites not worthy of trust. In short, people need to learn how to stay safe online. This book will introduce readers to different types of online threats, including viruses and malware. They will learn how different dangers spread and some basic steps to stop or prevent them. Additionally, this book will illuminate the scary consequences of falling prey to those threats, such as having personal information stolen or deleted, and cyberstalking.

Learn what helps a mammal survive the depths of the cold, populous oceans. Examine the adaptive features and diets of marine mammals, and explore their distinct methods of reproduction and nurturing. Learn about climate change and its risk to marine mammal and environmental preservation. Vocabulary call-outs throughout the title, along with a separate glossary after the main text, will help improve the language skills of readers, while thoughtful and comparative questions create connections between other types of animals. Stunning photography coupled with research-focused content combines for an experience that will give readers a greater understanding of our world.

Fatty foods are worrisome to health professionals and consumers alike, and for good reason. Obesity rates are alarming, and people of all ages struggle to control their weight. Many fail to understand, though, that fats are necessary for growth and for maintaining healthy bodies. They cushion and protect vital organs and store reserves of energy. This volume explains for young children both the positive and negative aspects of fat-containing foods. It differentiates the types of fats people consume, notes the links between fats and calories and fats and cholesterol, and addresses such issues as the dangers of dieting by fasting.

Out of the need for speed came the motorcycle. The first model was a bicycle with an engine strapped to it. Since then, the motorcycle has become its own vehicle, with a model to suit almost anybodys needs. This informative resource will appeal to young readers who love motorcycles and for those writing reports. It examines the invention and development of the motorcycle, the essential components of a motorcycle, and how motorcycles work. A special section on safety rounds out this resource, which will have readers revving up their engines.

Sounds are all around us, but what makes sound? How does it travel? What can it do? These questions and more will be answered as the science of sound energy is examined in depth. Readers will learn how the physical movement of objects creates sound, as well as the qualities of sound and how they vary, and are received. The uses of sound energy in various fields will be explored. Simple illustrations of sophisticated scientific concepts will enhance the young learners understanding of the topic.