Dientes de animales

Animals sing or talk to communicate. They make noise for different reasons. Find out why some animals make certain noises. Paired to the fiction title So Many Classes.

People have been sending mail for a long time. But how they do it has changed a lot! Read about the history of mail as you learn to collect data. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning data measurement easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section...

Elementary readers will get a look into space exploration as they move through this fascinating nonfiction title that has been translated into Spanish. Readers will discover galaxies like the Milky Way, the effect gravity has on the inner and outer planets, comets, asteroids, constellations, and what measures scientists are taking to learn more about the vast body of the universe and more, including the Hubble Telescope and the Mars Rover. With vivid images, intriguing facts, informational text, a glossary, and a list of helpful websites, this text encourages readers to discover what they...

The idea of the Roaring '20s conjures up images of speakeasies, women with short, saucy hairdos, and hot jazz. Readers will learn about the historical events that define this decade, including the devastating war that preceded it. An explanation about project-based learning will help readers understand how it can help them research their topic in unique and interesting ways. Constructive suggestions offer ideas for projects, while encouraging readers to take their studies in new and interesting directions.

Filosofar es, ante todo, saber cuestionar, construir un razonamiento y pensar por nosotros mismos... Mediante un acercamiento original, Aprendiendo a filosofar le inicia en este camino a través de los grandes temas de la filosofía. En este libro podrá reflexionar sobre El arte y lo bello.