Exploremos el ciclo de la roca (Exploring the Rock Cycle)

Although Earth is mostly made up of igneous and metamorphic rock, sedimentary rock covers about 75 percent of Earth's land surface. This means it's the most visible kind of rock on Earth. Sedimentary rocks form when sediment accumulates and compacts. Your readers will learn how sedimentary rocks form, the different types of sedimentary rocks, and how people use sedimentary rocks. Fun fact boxes provide readers with additional information. A helpful diagram illustrates how sedimentary rocks form.

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.

Mi Primer Larousse de los Dinosaurios muestra la vida cotidiana de estos fascinantes animales: el combate entre el tiranosaurio y el anquilosaurio, el instinto maternal del maiasaura, la peligrosa migración de los centrosaurios durante la estación seca, así como el terrible día en que cayó el meteorito que extinguió a los dinosaurios.

Rimas y leyendas de Bécquer para primeros lectores en una preciosa antología ilustrada. Una antología ilustrada que recopila las mejores rimas y leyendas de Gustavo Adolfo Bécquer. La obra de este poeta romántico sevillano ha dejado una huella imborrable en nuestra literatura. En este libro, los niños descubrirán una selección de las mejores rimas y leyendas del autor, perfecta para adentrarse por primera vez en su obra. Amor, poesía y magia se combinan magistralmente entre sus páginas. Ilustrado deliciosamente, este libro convierte la pluma de Bécquer en el regalo perfecto para...

The Bill of Rights is one of the most important parts of the United States Constitution. Understanding this document is a vital part of understanding the rights we have as American citizens. This informative volume delves into each amendment of the Bill of Rights and looks at the important people and political decisions behind them. Graphic organizers, charts, and primary source documents supplement this already richly informational resource.

Appealing artwork complements important facts about historical figures and famous battles in the United States, offering an accessible alternative for struggling and reluctant readers. "