Abejas (Bees)

"Amphibians have some of the most interesting life cycles on Earth. The metamorphosis frogs, toads, salamanders, newts, and caecilians go through has many steps that readers need to understand and remember. This book offers a concise overview of the general amphibian life cycle as well as representative examples of the many species within the animal group. Most importantly, the accessible language is paired with diagrams of the steps of the life cycle to augment readers' understanding of this topic often found in the science curriculum."

Life on Earth depends on carbon. In fact, about 18.5 percent of a human body's mass is carbon. How carbon is taking in and given off through animals' breathing, the burning of fossil fuels, and more can be shown in the model known as the carbon cycle. Though this concept can be confusing, all readers have a chance to understand this concept through the text and simple diagrams in this book. Both struggling readers and those looking for review can find the most important components and vocabulary of the carbon cycle in low-level, accessible text.

Sumérgete en el reino animal con esta magnífica obra de referencia. Gracias al gran formato y a la riqueza y variedad de las ilustraciones, ¡te convertirás en un experto zoólogo!

In 1846, travelers heading for California became trapped high in the mountains of the Sierra Nevada. Snowdrifts surrounded their shelters, and food supplies dwindled. How they stayed alive remains one of the most gruesome stories in US history. However, some facts that have come to light recently through archaeological digs will surprise even those who think they know the story. This gripping book, including maps and images of the era, tells the true account of the doomed Donner party.

The Grand Canyon is a "grand" place to learn data analysis! Through an examination of its rocks and fossils, students will learn data analysis while reading about a fun-filled trip to Grand Canyon National Park. This Spanish book uses real-world examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The challenging practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary,...

En el jardín del hada Lisa hay un pozo muy especial que comunica con el mar. Lisa y sus amigos lo usarán para conocer a la sirena Celia y al rey Neptuno. Además de disfrutar de la historia, los niños aprenderán a leer y escribir palabras con las letras z y c (sonidos ce, ci). PEQUEPIZCA es una colección pensada para los niños que se están iniciando en la lectura. La introducción progresiva y acumulativa de los fonemas del castellano les permitirá familiarizarse poco a poco con las dificultades ortográficas de nuestra lengua. Al mismo tiempo, sus divertidas historias e ilustraciones ...