Updated for 2020. Stars and their mysteries are revealed in this incredible book.

"Life on Earth is never boring. What actually happens when Earth unleashes its fury? This title gives you an up-close look at the power of our planet. With well-researched, clearly written informational text, primary sources with accompanying questions, charts, graphs, diagrams, timelines, and maps, multiple prompts, and more, you'll know all you need to know about volcanoes! Aligned to Common Core Standards and correlated to state standards. Core...

"Life on Earth is never boring. What actually happens when Earth unleashes its fury? This title gives you an up-close look at the power of our planet. With well-researched, clearly written informational text, primary sources with accompanying questions, charts, graphs, diagrams, timelines, and maps, multiple prompts, and more, you'll know all you need to know about earthquakes! Aligned to Common Core Standards and correlated to state standards. Core...

"Describes a carpet of flowers and plants known as the Arctic tundra, the kinds of animals that dwell there, and how someday the tundra might shrink from global warming."--

"Earth's life-enabling atmosphere, unique in the known universe, is the topic of this engaging title. Readers will learn about the atmosphere's layers, composition, and evolution. The atmosphere's role in creating weather is explained, with topics such as atmospheric pressure, cloud formation, and precipitation clearly addressed. Readers will also learn about the greenhouse effect, as well as the problematic effects of air pollution. Curious minds...

"In this stimulating volume, readers learn about the elements of the weather, such as temperature, wind, humidity, clouds, precipitation, and atmospheric pressure. They also examine weather satellites, Tornado Alley, condensation, and the water cycle. Vocabulary boxes offer additional guidance to readers, and the Compare and Contrast and Think About It sidebars provide students with opportunities to ponder concepts in exciting and creative ways; for...

"Even though we can't change the weather ourselves, we can understand the factors that account for changing conditions. Weather fronts are responsible for a host of meteorological phenomena, and learning how to interpret them can help us prepare for the worst of winter or celebrate the best of summer. This volume breaks down the differences between the various weather fronts and explains how they generate the weather we experience. It also examines...

"From the everyday phenomena of wind and clouds to the awesome, destructive power of lightning, tornados, and hurricanes, children can explore weather in detail with this fascinating science activity book. Throughout the text instructions for building weather-measuring tools-barometers, psychrometers, anemometers, wind vanes, rain gauges, and thermometers-allow the reader to assemble them into a working weather station. More than 40 weather projects...

Updated for 2020. Explains how different animals eat and how they get their food.

Updated for 2020. Studies the role of physics in a playground environment.