Los fósiles y las rocas

A family wants to share a pizza, but who gets how much? And how do they know? The answer is mathematical equations! Mathematical equations can be applied to food measurement, the human body, and even outer space! Students will answer different questions on mathematical equations in the book Comenzó con una pizza (It Started With Pizza). Used in the classroom or at home, this Spanish text includes a glossary, an index, engaging images, and easy-to-read text to help students build their math and reading skills while they are engaged in reading high-interest content.

This fun book introduces readers to basic geography words. On each page, a child gives clues to the kind of landform they are sitting on. Then they ask the question, Where am I? Young readers learn about mountains, caves, deserts, and other things in our natural world. An activity at the ends asks readers to match photos with their landform names.

Introduce students to immigration in America in the 1800s, and how it affected the United States. With this Spanish-translated book, readers will discover topics such as Ellis Island, Angel Island, and assimilation. Primary source images, fascinating facts, a glossary, and other features keep students engaged and help them better understand the social studies content.

Este libro constituye una introducción a la psicología social. Proporciona la teoría y los instrumentos de análisis indispensables para conocer y dominar los fenómenos sociales. Está concebido como una herramienta pedagógica para los estudiantes de primer ciclo de enseñanza superior y de escuelas universitarias, pero se dirigen también a educadores, psicólogos, asesores psicopedagógicos, trabajadores sociales y a todos aquellos interesados en las ciencias humanas y sociales.