Arthur Conan Doyle

Landsat satellites orbit the Earth to get images. Learn how these images are made using heat. Then, find out how these cutting-edge satellites are helping save the planet! Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in a STEAM field. Discover engineering innovations that solve...

En un futuro próximo, los recursos energéticos de la Tierra han sufrido una radical transformación. Los suministros tradicionales casi se han agotado y el hombre se ha establecido en la Luna para extraer un combustible alternativo. Éste es el punto de partida de Límite, una novela dinámica, trepidante y cargada de suspense. Fruto de una rigurosa investigación científica, y con un marcado acento ecológico, Frank Schätzing invita al lector a derribar sus barreras mentales y a disfrutar sin límites de este thriller de rabiosa actualidad que no dejará a nadie indiferente.

Blue is a beautiful color, and it's all around us, as this volume demonstrates. Readers are presented with multiple vivid hues of the color blue through recognizable objects, such as flowers, fish, and blueberries. They'll also be able to practice their vocabulary while reading comprehensible sentences. They can demonstrate their understanding of the color concept by completing the activity at the end of this book.

The crustacean subphylum can be broken down into decapods, amphipods, copepods, and other types. This title offers readers from grades one through four comparisons between the needs and roles of different crustaceans, which will allow readers to understand the subphylum’s importance. Readers will recognize and expand their knowledge about familiar species like the lobster and the shrimp, while being introduced to the likes of the wood louse and zooplankton. Dynamic photography and methodically organized information will help readers examine the many sizes, types of limbs, and other features ...