Exploremos el ciclo de la roca (Exploring the Rock Cycle)

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.

When winter hits, many people in colder climates spend most of their time indoors. But what do wild animals do? Some animals spend winters hibernating. Beginning readers will learn what hibernation is, why some animals hibernate and others don't, and how hibernating animals prepare for their long sleep. Full-color photographs grab readers' attention and allow them to draw connections to the narrative. Readers will love learning about this mysterious, restful time in some animals' lives.

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.

En el futuro, o el presente de esta historia, las y los presidentes del mundo han eliminado las redes sociales porque lxs nevegantis enloquecieron con estas. Sin embargo, Amelia, en su cumpleaños número trece y luego de perder la voz, descubre la forma para que LilaLady, la inteligencia artificial niña más supermaravillosa de todo El Acuario, la ayude a crear Shhhat, "la red social secreta para niñas buena onda, solitarias, aburridas o divertidas, o con momentos de pesimismo". En Shhhat, Amelia conocerá a varias niñas que tienen dudas como ella, que resolverán con la ayuda de...

Isa and Fer find out there's going to be a new baby in the family. Isa is delighted but Fer has mixed feelings.

Las matemáticas en la vida cotidiana de los niños y niñas y los juegos matemáticos en la escuela conforman el enfoque del libro, y permiten conocer, y sobre todo descubrir, a partir de las múltiples actividades posibles, los diversos conceptos matemáticos que los niños de estas edades pueden hacer suyos. La autora nos muestra a un niño capaz, lleno de recursos y de intereses por aprender, un aprender sobre el que siempre quedan interrogantes, sobre cómo aprende, y sobre de qué o de quién aprende. Y también nos muestra a un maestro capaz, capaz de escuchar al niño, de descubrir en ...

Read Along or Enhanced eBook: Using helpful maps, charts, and intriguing facts in conjunction with vibrant images and informational text, this fact-filled, Spanish-translated nonfiction title allows early elementary readers to explore the lush rainforests of the world. Readers will learn make their way from the forest floor to the understory, all the way to the canopy!