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.

Plants are living things that grow and change. Over time, plants have made remarkable adaptations to suit the habitats in which they live. Simple text and beautiful images highlight how plants have adapted to life in the Arctic, in aquatic environments, and in other habitats such as those in deserts and grasslands.

Explains the importance of good manners and describes ways to show politeness in the home, school, and community.

Did you know that swimming pools are used to train astronauts? Athletes use swimming pools to train when they're injured, and doctors use them to help patients feel better. Learn how swimming pools and aquatic therapy help all kinds of people! Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person ...

LA ENCICLOPEDIA BRITÁNICA PARA NIÑOS. APRENDE Y DISFRUTA CON SU FORMATO REGALO. ¿Estás preparado para un viaje alucinante a través del universo? Adéntrate en el espacio con esta increíble Enciclopedia Británica, la enciclopedia más reconocida y rigurosa del mundo. ¿Sabías que el universo nació hace 13.800 millones de años? ¿O que se cree que hay 100.000 millones de galaxias? ¿Y que se han encontrado más de 4.000 exoplanetas? Descubrirás que nuestra Tierra se mueve a millones de kilómetros por hora, navegarás entre estrellas (que en realidad son bolas de fuego) y explorarás ...