¿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.

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.

Learn all about the amazing things your brain does and how to keep it healthy and strong! Readers will discover the anatomy of the brain including neurons, the cerebellum, and the nervous system. Using vibrant images and informational text in conjunction with supportive diagrams, this Spanish-translated nonfiction title encourages readers to learn all about (and use) their brains. This 6-Pack includes six copies of this title and a lesson plan.

A biography of the Austrian bodybuilder who became an international action film star, an American citizen, and the governor of California.

Villancicos clásicos son perfectos para reflexionar sobre el verdadero significado de la temporada Navideña. Enséñale a los niños sobre los regalos que los tres reyes magos trajeron a Jesús. La estrella brillante era su guía al viajar sobre las montañas para ver el Salvador del mundo. "Nosotros somos los tres reyes magos de Oriente Atravesamos desde lejos con regalos. Campo y fuente, páramo y montaña, siguiendo a la estrella de allá. Belén, he traído oro para coronarlo de nuevo. Rey para siempre, nunca ha de doblegarse sobre todos nosotros reinará. Oh estrella maravillosa,...

Ricardo the pack rat has collected so much stuff that his rat hole is full. Includes facts about pack rats.