¿Caimán o cocodrilo? (Alligator or Crocodile?)

What’s the difference between a seal and a sea lion? These “second cousins” of the sea look similar, but there are many ways to tell these creatures apart. From ear shape to the noises they make to communicate, seals and sea lions are amazing creatures with both shared features and many truly unique attributes. They both share an ocean habitat, but when readers take a closer look, it’s easy to discover how they each fight off predators, mate, and raise their young in different ways. Captivating full-color photographs help to bring these marvelous mammals to vivid life.

Simple text and photographs introduce the animals of the Arctic, grouped to provide practice in solving easy addition problems.

El libro de niños de Nancy Hahn “Un Muchacho Perdido”, diciendo la historia de la vida de Bol Malual. Es el primer libro de niños para dirigirse a la historia de los Muchachos Perdidos de Sudán.

Capitana Marvel es la Heroína más poderosa del universo, pero no siempre ha sido así. Mucho antes de todo eso, Carol Danvers era una chica que soñaba con ser piloto. Conoce su historia en esta novela escrita en primera persona.

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...