Exploremos las rocas sedimentarias (Exploring Sedimentary Rocks)

When rocks change because of environmental conditions, the new rocks are called metamorphic rocks. A rock's chemical or physical makeup may change because of conditions such as temperature, stress, or pressure. Your readers will learn fascinating facts including where metamorphic rocks are most commonly found, the different types of metamorphism, and how metamorphic rocks are identified. Full-color photographs depict these rocks in nature. A helpful graphic organizer shows how these fascinating rocks form.

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

When winter hits, many people in colder climates spend most of their time indoors. But what do wild animals do? Some animals spend winters hibernating. Beginning readers will learn what hibernation is, why some animals hibernate and others don't, and how hibernating animals prepare for their long sleep. Full-color photographs grab readers' attention and allow them to draw connections to the narrative. Readers will love learning about this mysterious, restful time in some animals' lives.

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. Students will learn about the discovery of the "New World" and how it affected the Native Americans already living there. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with information ...

¡Descubre los Pokémon de Alola! Esta guía, diseñada tanto para expertos seguidores de Pokémon, como aquellos usuarios que se encuentran en un nivel principiante, es el libro perfecto para todos los fans de Pokémon y Picachú. En esta guía encontrarás cada uno de los más de 250 Pokémon que aparecen en los nuevos juegos Sol y Luna: descubrirás un montón de información sobre los nuevos y aprenderás cosas sobre tus Pokémon favoritos de los juegos anteriores. Movimientos, tipos, evoluciones, curiosidades y mucho más... Tanto si eres un súper fan de la serie como si acabas de...

Abraza y ayuda al bebé a aprender a dar gracias a Dios por todas sus bendiciones con este libro ilustrado adorablemente. Arte en blanco y negro con toques de color capturaran la atención del bebé con simples ilustraciones que fomentan el aprendizaje. Texto de rima y la belleza del arte hará que el libro sea el favorito de tu bebé. El texto incluye: "Gracias por mi oso de peluche. Gracias por la ropa que llevo. Gracias por el cielo tan azul. Gracias por mis juguetes divertidos, Gracias por mi perro llamado Pedro. Gracias por la buena comida para comer. ¡Gracias por los buenos libros para ...

Alexander Graham Bell was always trying to invent new things! In this biography that has been translated into Spanish, readers will learn about Alexander's life as a teacher and inventor of such incredible inventions as the telephone, record player, and metal detector. Colorful images, supportive text, an interesting timeline, and a helpful glossary, table of contents, and index combine to give readers an inspiring look into the life of Alexander Bell.