Reptiles y anfibios reptantes

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.

What is matter? Anything that takes up space is matter. Matter can be a water, liquid, or gas. These are the states of matter. Learn about matter 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.

Existen muchos tipos de inventos: inventos fáciles y difíciles; importantes o insignificantes; inventos para hacer reír e inventos que hacen llorar; inventos que sanan frente a otros que matan; inventos que nos ayudan a ser felices e inventos que ni siquiera lo intentan. Con este libro tendrás la oportunidad de pensar sin límites en tu propio invento. Esta colección consta de cinco libros, cada uno de los cuales incluye una serie de preguntas y de respuestas sobre temas que enriquecerán al niño en su visión del ser humano, la vida y el mundo. Las preguntas no solo generarán debates...

Mysterious ancient ruins, hidden deep in the jungle of southern Mexico In May 1840, explorers John Stephens and Frederick Catherwood road their mules along a steep, muddy jungle path. They were hoping to find the ruins of an ancient, deserted site in Mexico they knew only from visitors’ accounts. Through the trees, they spied the remains of a crumbling stone palace. Palenque! In the weeks they spent there, the men discovered intricately designed buildings and mysterious glyphs, or symbols. Who built this city? What did the glyphs mean? The questions remained largely unanswered until the...

Con un cartón, tijeras, pinturas, pegamento y otros materiales, los ilustradores crean dos narraciones visuales en las cuales forman figuras geométricas, personas, animales y otros bichos. A partir de estas imágenes, el pequeño creará sus propias historias y ejercitará la psicomotricidad fina.

The nineteenth century was a time of huge growth and prosperity for California. Although the Gold Rush lasted only seven years, California provided other opportunities for those who emigrated there in search of a better life. This Interactiv-eBook focuses on the history of San Francisco, Los Angeles, Sacramento, and Fresno, and the people and events that influenced their transformations from small towns to booming cities. This nonfiction text builds literacy and social studies content knowledge through the use of intriguing primary source documents like maps, letters, images, articles, and...