Exploremos las rocas sedimentarias (Exploring Sedimentary Rocks)

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.

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.

La novela empieza una vez Marta ha vuelto a Alicante, tras doce años de estancia en Nápoles. Con el recuerdo de la muerte de la abuela, construirá los puentes simbólicos de su memoria con el objetivo de re&flexionar sobre los motivos que la han llevado a una nueva fuga, en este caso de&finitiva. Marta dibuja puentes es un canto a la unión entre los pueblos del Mediterráneo, un análisis atractivo de las semejanzas y de las diferencias culturales entre dos ciudades portuarias que comparten un pasado histórico común.

The scientific method lists important steps in the process of conducting scientific study and research. With detailed images and fascinating sidebars, this nonfiction book explores the scientific method and scientific practices in depth, and introduces students to new concepts, vocabulary terms, and STEM topics. Aligned to state and national standards, the leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.

This Title Explains What An Ecosystem Is And How The Plants And Animals Within An Ecosystem Rely On And Effect Its Existence. Different Types Of Ecosystems Are Described, As Well As The Food Webs Within Them. How Some Changes To An Ecosystem Can Be Good And How Some Harmful Changes Can Destroy Them. Teaches Students What An Important Role They Can Play In Keeping These Intricate Ecosystems Alive.

Un álbum donde guardar todos los recuerdos de tu primera Comunión. ¡El regalo perfecto para un día tan especial! La Primera Comunión es un momento muy especial para los pequeños de la casa. Con este álbum ilustrado podrán recopilar todos los recuerdos relacionados con esta fecha tan señalada, escribir sus propios textos y pegar fotos y recuerdos. Además, el álbum incluye oraciones e historias bíblicas ilustradas que harán de este libro el detalle de Comunión perfecto. ENGLISH DESCRIPTION A keepsake album where to save all your First Communion memories. The perfect gift for such...