¿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.

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.

What can a young girl learn while at work with her mother, a magazine editor? Follow along as she discovers that writers, photographers, designers, editors and printers have to work together to create one issue of a magazine. The language arts connection is the vocabulary related to publishing jobs and activities.

Young readers may have heard about the benefits of using and making the most of their resources, but how does that factor into an economic discussion? This thorough discussion defines resources and describes the different types of resources and why some divide them into three categories and others choose four. The book also addresses the concept of scarcity, showing readers how, because all resources have their limits, it is important to use them responsibly and efficiently in a healthy economy.

Sofía quiere cuidar a todos los animales del mundo. Pero su mamá no cree que Sofía esté lista ni siquiera para asumir la responsabilidad de tener una mascota. Lista o no, cuando llega un gato con hambre y apariencia enferma a la puerta trasera de su casa, Sofía responde. Cuando su mamá descubre a Sofía dándole comida al gato, se rinde y acuerda que una visita al veterinario les dirá si el gato está sano y si es la mascota perdida de alguien. Mientras la veterinaria les presenta a Sofía y los lectores el trabajo importante y variado de los médicos de animales, Sofía aprende cómo...