¿Por qué hibernan los animales? (Why Animals Hibernate)

Diamonds and salt are both minerals, but diamonds are more rare than salt. Curious readers will learn what physical and chemical conditions must be present for minerals to form. They'll discover how minerals are identified and how they are used in daily life. Informative and interesting text presents readers with this science content in a fun way. A graphic organizer shows how different minerals are identified and fact boxes provide readers with exciting supplementary information.

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.

¿Qué es vida y dónde encontrarla? ¿Qué pasa cuando muere un idioma? ¿Podemos nosotros los humanos encontrar a Atlas hoy en nuestros días? En este libro se expone al lector a un elemento casi abandonado, la ética del mismo. Este libro no pretende ser más allá de lo que es, y llevará de la mano al lector hasta donde el lector este dispuesto a llevarse a si mismo a través de una reflexión a la ética de nuestros días desde la poesía.

Robbery, gunfights, murder--outlaws ran rampant all across the Wild West! Readers will be introduced to some of the most famous robbers and outlaws of the Wild West in this enthralling, Spanish-translated nonfiction title. With vivid images, informational text, and incredible facts and stories about such well-known figures as Billy the Kid, Butch Cassidy, and Jesse James, readers will be engaged from cover to cover! This 6-Pack includes six copies of this title and a lesson plan.

Germs Are Not for Sharing/Los gérmenes no son para compartir paperback (ages 4–7): Sneezes, coughs, runny noses, spills, and messes are facts of everyday life with young children. This book teaches kids what germs are, what they do, and why it’s so important to cover them up, block them from spreading, and wash them down the drain. Includes tips for parents and caregivers.

Libro de religión católica para alumnos de ESO . Consta de10 unidades didácticas que desarrollan el currículo oficial de la Conferencia Episcopal Española. El eje vertebrador de todo el libro, orientado al aprendizaje de la religión católica en el centro escolar, se estructura en torno a las personas, a la respuesta religiosa, la propuesta cristiana y el ejemplo de Maria.Propone una metodología activa mediante la que se pretende que el alumno vaya construyendo su propio conocimiento por medio de los trabajos que se proponen.