Students read a high-interest nonfiction article, strengthen comprehension skills by responding to follow-up questions, study a primary source document, and demonstrate critical-thinking skills through document-based questions.

Young readers will discover all about the environment by joining the Sophie and Spencer on their walk around the neighborhood. They'll learn how we can all make our world a cleaner, healthier place to live in. What happens when we waste electricity? How does pollution affect our beautiful planet? Stunning photographs combine with lively illustrations and engaging, age-appropriate stories in DK Readers, a multilevel reading program guaranteed to capture children's interest while developing their reading skills and general knowledge. With DK Readers, children will learn to read—then read to learn!

Help your child power up their reading skills and learn all about protecting our planet with this engaging nonfiction reader carefully leveled to help children progress. DK Super Readers Level 2: Earth Smart will introduce kids to a range of ways that they can make a difference to the environment—from recycling to not littering—and is a motivating introduction to using essential nonfiction reading skills, proving ideal for children ready to enter the riveting world of reading. DK Super Readers take children on a journey through the wonderful world of nonfiction: traveling back to the time of dinosaurs, learning more about animals, exploring natural wonders and more, all while developing vital nonfiction reading skills and progressing from first words to reading confidently. The DK Super Readers series can help your child practice reading by: - Covering engaging, motivating, curriculum-aligned topics. - Building knowledge while progressing key Grades 2 and 3 reading skills. - Developing subject vocabulary on topics such as the environment, the planet, and global warming. - Boosting understanding and retention through comprehension quizzes. Each title, which has been leveled using MetaMetrics®: The Lexile Framework for Reading, integrates science, geography, history, and nature topics so there’s something for all children’s interests. The books and online content perfectly supplement core literacy programs and are mapped to the Common Core Standards. Children will love powering up their nonfiction reading skills and becoming reading heroes. DK Super Readers Level 2 are visually engaging and expand subject knowledge and vocabulary for young readers who want to learn more about the world around them. Perfect to help children ages 7 to 9 (Grades 2 and 3) beginning to read independently.

"Covers residential geothermal heating and cooling, including various system options and installation configurations, costs and payback issues, performance standards, and contractors. Also examines how energy-efficient, non-polluting geothermal heat pumps work and how to integrate solar energy"--

This book constitutes the refereed proceedings of the International Workshop on Internet of Things, IOT 2012, held in Changsha, China, during August 17-19. The 95 revised full papers presented were carefully reviewed and selected from numerous submissions. The papers are organized in topical sections on wireless sensor networks; RFID; sensors and equipments; data processing; security; applications and others.

Backpacker brings the outdoors straight to the reader's doorstep, inspiring and enabling them to go more places and enjoy nature more often. The authority on active adventure, Backpacker is the world's first GPS-enabled magazine, and the only magazine whose editors personally test the hiking trails, camping gear, and survival tips they publish. Backpacker's Editors' Choice Awards, an industry honor recognizing design, feature and product innovation, has become the gold standard against which all other outdoor-industry awards are measured.

Backpacker brings the outdoors straight to the reader's doorstep, inspiring and enabling them to go more places and enjoy nature more often. The authority on active adventure, Backpacker is the world's first GPS-enabled magazine, and the only magazine whose editors personally test the hiking trails, camping gear, and survival tips they publish. Backpacker's Editors' Choice Awards, an industry honor recognizing design, feature and product innovation, has become the gold standard against which all other outdoor-industry awards are measured.