Much of the battle against disease is fought by these scientists and their amazing equipment. This volume recounts the history as well as the current state of the art.

Like a row of dominoes, persistent and repetitive heat waves also threaten the environment, exacerbate current climate-related problems, stress a country's health system, damage its infrastructure, and strain its energy resources. Readers examine efforts, including drought and heat-resistant energy-efficient "smart" homes and buildings, green roof gardens, next-generation building materials, and alternative energy sources as well as technologically...

Bugs and insects have always fascinated children. This book in the Creepy Crawly Critters series introduces young readers to the praying mantis. Readers can discover physical characteristics, habitat, diet, and more.

Young children are naturally curious about the world around them. Tell Me Why I See Falling Stars offers answers to their most compelling questions about meteors. Age-appropriate explanations and appealing photos encourage readers to continue their quest for knowledge. Additional text features and search tools, including a glossary and an index, help students locate information and learn new words.

The ability to use the scientific method is key to carrying out experiments, taking measurements, or performing technical tasks. In this book, readers in real-world situations are tasked with following clues and using the scientific method to find out what happens during a crime scene investigation. Informational text presents evidence and facts in the form of clues and side-bar details to help children develop critical thinking skills. A summary...

In this book, students see the scientific method at work in a real-world situation. Readers practice close reading as they look for clues that will lead to a deeper understanding of sound and engineering. The scientific method pushes students to apply critical thinking as they learn new methods of exploration and build on concepts they may already know. Additional tools, including a glossary and index, help students learn new vocabulary and locate...

In this book, students see the scientific method at work in a real-world situation. Readers practice close reading as they look for clues that will lead to a deeper understanding of erosion, sinkholes, and Earth's structure. The scientific method pushes students to apply critical thinking as they learn new methods of exploration and build on concepts they may already know. Additional tools, including a glossary and index, help students learn new vocabulary...

Erosion changes Earth's natural features. It breaks down materials and can help make something new. Discover why erosion is an important part of nature!

Young children are naturally curious about the world around them. We Have Hurricanes offers answers to their most compelling questions about hurricanes. Age-appropriate explanations and appealing photos encourage readers to continue their quest for knowledge. Additional text features and search tools, including a glossary and an index, help students locate information and learn new words.

This book relays the factual details of the BP oil spill through three different perspectives. The narrative provides multiple accounts of the event, and readers learn details through the point of view of an online investigator, California student, and Louisiana shrimper. The text offers opportunities to compare and contrast various perspectives while gathering and analyzing information about a modern event. Modern events never look the same to everyone....