¿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.

Describes the physical characteristics, habitats, life cycle, and behavior of different kinds of reptiles, including alligators, turtles, snakes, and lizards.

Teach beginning readers about the various types of weather including rain, sunshine, snow, fog, wind, and clouds with pages full of bright, colorful images and Spanish-translated, informational text. Through the use of descriptive, academic vocabulary, readers are encouraged to notice the changes in the weather around them. This 6-Pack includes six copies of this title and a lesson plan.

"Ilustraciones divertidas para que los niños aprendan sus primeras palabras, en imprenta mayúscula"--Back cover.

Munif toma un oasis de Arabia y lo convierte en el espejo de sus habitantes. La novela es, en su conjunto, un retrato meticuloso y paciente de la sociedad beduina, y es una metáfora que muestra la revolución social, económica y política que siguió al descubrimiento del petróleo, la destrucción del equilibrio entre el hombre y la naturaleza, del choque entre los países árabes ricos y pobres, así como de la complicidad de Gran Bretaña y Estados Unidos para asegurar su influencia en la zona. La naturaleza y el ritmo de vida beduina van retirándose a la par que sus códigos morales,...