Energy is all around us. Food and sleep are the fuels our bodies use to create the energy we need to move, talk, and think. But scientists tell us some of the fuels that keep our homes and businesses running, power our transportation, and keep us safe are hurting Earth. Learn why energy companies are working to come up with cleaner ways to supply oil and gas, how fuels in the future will be safer for Earth, and what you can do now to use energy wisely. Book features: Table of Contents; Glossary; For More Information including books and web sites; Index; photos and captions; charts and graphs; source notes.
A young boy and his friends dig in their sandbox and pretend to be real paleontologists digging up dinosaur bones, showing what its like to be a professional paleontologist. Includes hands-on activity and glossary of paleontology terms.
Meet a girl and her robot Dot who likes to do a lot, while learning words in the –ot word family.
Leo is a genius. His pet cat named Pallas is not! But together they come up with some brilliant inventions. Full of brainy ideas and way ahead of his (Stone Age time, Leo tackles inventions that will change the way people live and work for hundreds of years to come. STEM (Science, Technology, Engineering and Maths) forms an important focus of learning in schools worldwide.
While it may not be as simple as pouring water into a gas tank, water, or at least the hydrogen that makes up water, will one day become a significant source of energy. In this important new book, children will discover not only what hydrogen is, but also how this simple element can create clean energy. Hydrogens past deals with hot air balloons and airships, its present, space shuttles and fuel cells. What fascinating technologies await its future? Other topics include What is energy? the reasons why clean energy is so important the technologies that convert hydrogen to useable energy the obstacles that must be overcome before hydrogen can be a reliable energy source a case study highlighting Icelands plan to switch to a society run on hydrogen What is a hydrogen economy? a timeline that provides dates for historical breakthroughs in energy production
Discover the coolest, strangest, and overall most breathtaking buildings in the world and learn all about their special features through comparisons to familiar objects. From the spectacular heights of the Oriental Pearl Tower in Shanghai and the Turning Torso in Sweden to the striking designs of the Guggenheim Museum in Spain and the Community Bookshelf in Kansas City, Missouri, kids will come to appreciate the numbers behind each building's incredible features in terms they can understand. Packed with large, full-color photos and fascinating size comparisons, Freaky-Strange Buildings will help readers understand the measurements and numbers behind the world's most fascinating buildings. Stat boxes on each spread provide a quick rundown of the key features of each building.
Some buildings are so tall it's hard to grasp just how far they rise into the air. In this book, kids will discover the most spectacular skyscrapers in the world and come to understand their incredible features through size comparisons and dazzling photos. For example, readers will learn about the tallest building in China, the Shanghai World Financial Center. It's 1,614 feet (492 m) tall--a big number that's easier to understand if you know it's equivalent to a hundred giraffes stacked on top of one another! And then there's the Taipei 101, which at 1,670 feet (509 m) is the tallest office building in the world. If the building were laid flat on the ground, it would stretch across five-and-a- half football fields placed end to end. Now that's a big building! Packed with large, full-color photos and fascinating comparisons, Spectacular Skyscrapers will help readers understand the larger-than-life features of these buildings in terms they can understand. Stat boxes on each spread provide a quick rundown of the key features of each building.