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

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.

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.

GRADES K–2: Bring Spanish into the classroom! Introduce early elementary students to the topic of sound waves with this science-themed Spanish title. FEATURES: Kids will learn about how we send and recieve sound waves and complete an activity that supports further comprehension. EARLY BILINGUAL LITERACY: Help young learners strengthen their bilingual skills—add the English version of this title into your collection, too. WHY MY PHYSICAL SCIENCE LIBRARY: This collection introduces a variety of science topics while presenting complicated information in easy-to-understand language and...

"Así ve Maxi, el cuarto de cinco hermanos, la figura de su padre. Peronista, aunque trabaja con los radicales, televidente compulsivo, alcohólico, algunas veces periodista, hincha de River o de Boca, según la conveniencia, golpeador y, sobre todo, una incógnita"--Cover.

From where they are located to the various animals that live there, early readers discover the lush forests of the world in this inviting, Spanish-translated nonfiction title that features vivid, brilliant images in conjunction with informational text and intriguing facts about this amazing ecosystem. This 6-Pack includes six copies of this title and a lesson plan.

Ya situado en tiempos de la Gran Depresión o en los años de la Segunda Guerra Mundial, ya en otros posteriores, marcados por el miedo al apocalipsis atómico o a la caza de brujas de la Guerra Fría, EL CINE NEGRO es sin discusión uno de los géneros mayores de la historia del cine. A su grandeza han contribuido directores Alfred Hitchcock, Fritz Lang, Raoul Walsh, Orson Welles, Samuel Fuller y John Huston , obras de culto El sueño eterno, La jungla de asfalto, La dama de Shanghai, Los sobornados, Laura, Callejón sin salida, Gilda e iconos incontestables, como Lauren Bacall, Marlene...