Exploremos las rocas metamórficas (Exploring Metamorphic Rocks)

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.

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.

¡Explora el maravilloso mundo de la química! Aprende junto con las químicas inspiradoras cuyas innovaciones cambiaron el mundo. Descubre el poder de la curiosidad y la resiliencia a través de una conversación entre una protagonista joven y valiente que hace preguntas sobre el mundo a su alrededor, y un narrador científicamente astuto cuyas respuestas son exactas y comprensibles para las mentes jóvenes. Las mujeres en la química es el lugar perfecto para que los niños empiecen sus propios viajes de descubrimientos y maravillas.

Un cuento para aprender a superar la frustración en el juego. A Filipo le encanta jugar a las escondidas y siempre gana. Pero esta vez Amelia lo encuentra y debe enfrentar su frustración para seguir jugando. Luego del éxito de ventas de la colección Filipo, la psicóloga Andrea Cardemil continúa la serie con un título para enseñar a los niños a trabajar las frustraciones durante el juego.

Simple text and photographs introduce USDA's MyPlate tool and present healthy fruit options for children.

What do people and other living things need to survive? Numerous images with simple labels show children all the things we need to live and be happy, from water and food to shelter and love. An activity asks young readers to describe how they have fun.