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.

In order for any democracy to function well, understanding how and when to compromise is a necessity. This book introduces students to how compromise makes governing possible. Using examples of how compromise works in their own lives, students will gain a better understanding of how compromise work on a larger level. Conversely, readers will also learn that compromise may be the wrong course of action in some situations and that some issues are of such critical importance or high moral worth that standing firm is appropriate.

Esta Pequeña historia recorre la biografía del genial violoncelista Pablo Casals, desde su nacimiento en El Vendrell (Tarragona) hasta su exilio y muerte en Puerto Rico, pasando por sus mejores interpretaciones y su implicación en la defensa de los Derechos Humanos, incluyendo su célebre discurso en la sede de la ONU.

Sumario: I. El fraude fiscal en la recaudacion tributaria y el ejercicio de acciones por parte de la hacienda pública - II. Potenciación de la vía administrativa frente al ejercicio de acciones - III.. Naturaleza jurídica de la responsabilidad por colaboración en la ocultación - IIV Requisitos para la derivación de responsabilidad. Analogías y diferencias con los exigidos para el ejercicio de acciones - V. Alcance de la derivación de responsabilidad - VI. Motivos de impugnación del acuerdo de derivación de responsabilidad - Vii. Compatibilidad entre las distintas vías de...

Colección infantil de la psicóloga Andrea Cardemil sobre el control de emociones en niños y niñas. Todos los niños y niñas a veces sienten miedo. A Filipo le da miedo los ruidos fuertes, a Benito la multitud, y a Amelia hacer algo por primera vez. Descubre cómo logran sentirse seguros para enfrentar la situación.