Exploremos los minerales de la Tierra (Exploring Earth's Minerals)

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.

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.

Describe el trabajo hecho en la estación de policía, el personal, los procedimientos y programs de los oficiales de policía.

Introduce students to capital resources and how they work as part of our economy. This Spanish-translated text will teach young readers about the economy, while building their literacy skills and social studies content knowledge. Simple informational text features help students navigate the text, while primary source documents and images keep students engaged.

Read Along or Enhanced eBook: Death Valley is one of the hottest and driest deserts of the world! Readers are taken on an adventure through Death Valley to learn about the plants and animals that survive in this dry, hot desert landscape in this engaging, Spanish-translated nonfiction title. Featuring vivid photographs, informational text, and riveting facts about desert ecology, readers will be fascinated from beginning to end!

¡Tu primer libro para pensar en grande! Es importante decir siempre la verdad, aunque sea difícil. ¿Sabes que decía Sócrates sobre la verdad? A menudo, los más pequeños son quienes primero formulan las grandes preguntas de la humanidad. La serie Grandes ideas para pequeños filósofos toma prestadas las ideas de importantes pensadores para dar respuestas muy sencillas a preguntas muy complicadas.