La naturaleza de la materia (The Nature of Matter)

Give students insight into the Industrial Revolution, how it influenced innovation and employment in the United States, and how it changed the lives of Americans at the beginning of the 20th century. With this nonfiction Spanish-translated book, readers will learn about assembly lines, patents, labor unions, child labor laws, labor unions, muckrakers, and immigrant and slave labor. Colorful images, supporting text, a glossary, and other features keep students engaged and help them better understand the content.

Read Along or Enhanced eBook: Take a journey into the wild world of reptiles and amphibians! Readers will learn about crocodiles, lizards, snakes, tortoises, and salamanders. Featuring a glossary, index, colorful images and charts, intriguing facts, and clear, informative text, readers will be sure to be enthralled as they move through this engaging, Spanish-translated book.

Teach students about American culture and the importance of celebrating the mosaic of American culture. This Spanish-translated book features primary source documents and images that keep students reading as they build their literacy skills and social studies content knowledge. Informational text features help students navigate the text.

En este cuaderno se estudian algunas de las reglas más usuales de la acentuación y la puntuación. A la acentuación se dedicará más adelante el cuaderno 17, y a la puntuación, el 18. Se estudian también algunas palabras de uso frecuente que contienen las letras b, v y h.

All Spanish Prepositions This book is intended to explain how to use the 23 prepositions existing in the Spanish language to students of Spanish as a second language or to Spanish native speakers who want to acquire, refresh or improve their knowledge on this topic. Studying prepositions in any language is one of the hardest tasks because there are several rules to follow as well as some exceptions. The various rule categories are explained for each preposition along with numerous examples. These examples cover different contexts to give the reader multiple usage options of the language...

Spanish English bilingual children's book. Perfect for kids studying English or Spanish as their second language. Ron and his best friend Maya go through a journey to become heroes. They learn important superhero rules which help them complete their first mission. They work together and help Maya's brother, learning new things about themselves.