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

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.

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.

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.

Suggested age: 4 years old. Thirteen poems for the very young. As everyone knows, anything can happen in the world of poetry: the elephant has gray secrets, ships sail in a sea of sawdust, two saws dance tango together.

"Pintar con las manos es un libro de dibujo con sencillas instrucciones, paso a paso, que los niños pueden sequir con facilidad. Además, como los dibujos no requieren un dominio preciso de las manos, incluso los más pequeños lograrán bonitos resultados"--Cover.

This title looks at one of the tiniest and cutest species of chameleon. Readers will learn more about the leaf chameleon's size, where it lives, what it likes to eat, and even compare it to regular-sized chameleon species. Complete with adorable and colorful photographs that support the simple text. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Junior is an imprint of Abdo Kids, a division of ABDO. Translated by native Spanish speakers--and immersion school educators.

Learn all about the leaders in local government. Find out the duties of a city council, its role in making city laws, and groups a city council works with to help run the city.