Los invertebrados increíbles (Incredible Invertebrates)

In this biographical book, young readers will learn about the brave life of Harriet Tubman. Readers will discover how Tubman bravely escaped from her life as a slave to cross the Mason-Dixon line into freedom and how she helped hundreds of other slaves into freedom through the Underground Railroad with the help of abolitionists. The vivid images, stunning facts, and supportive text work in conjunction with the helpful glossary, index, and timeline of Tubman's life to give readers an engaging experience as they move from cover to cover. This book has been translated into Spanish.

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.

A force is a push, a pull, or a turn. Every force has an equal and opposite force. Forces are always with you! They are all around us. Learn about forces with this Spanish science reader that features easy-to-read text. Nonfiction text features include a glossary, index, and detailed images to facilitate close reading and help students connect back to the text. Aligned to state and national standards, the book also includes a fun and engaging science experiment to develop critical thinking and help students practice what they have learned.

Through bright images, charts and graphs, and Spanish-translated informational text, this book provides readers with enlightening facts about what it takes to work in this exciting and unique profession. Featuring a glossary of terms, an index, a list of helpful websites, and an interview with a real-life deep sea fisher, this text will engage children from cover to cover!

This historical novel will fascinate young readers as they learn about Mayan customs and lifestyle. A glossary of Mayan terms and authentic drawings will help children understand this highly advanced culture. Text copyright 2004 Lectorum Publications, Inc.

Desde su gestación como período histórico, la Edad Media se convirtió quizás en la época que más prejuicios, simplificaciones y generalizaciones ha merecido. Incluso hoy día, cada vez que se utiliza el adjetivo ±medieval? para calificar una acción o actitud, se hace siempre con una connotación claramente despectiva: lo medieval es sinónimo de incultura, irreflexión, barbarie y atraso. No en vano, la expresión ±ya no estamos en la Edad Media? sigue utilizándose para expresar indignación ante un hecho intolerable e indigno de una época, la nuestra, en principio más avanzada y ...

¿Sabes que el Sol es un punto? Y también cada una de las estrellas que brillan en el cielo, y un balón, y un trozo de papel, y cada gota de lluvia... Asimismo, la estela que deja un avión-reactor en el cielo es una línea, igual que un hilo, un espagueti o las líneas de la mano. ¡Ah! Y, sin duda, para hacer un garabato, necesitas la línea, porque el garabato es una línea. Las 10 prácticas que propone este libro son fáciles y divertidas de realizar, y te permitirán descubrir las características del punto, la línea y el garabato, y las múltiples formas de representarlas....