¿Qué causó la guerra de Secesión? (What Caused the Civil War?)

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.

Presents a variety of information on snakes, including the reproduction, the predators of the snake, and other behaviors of the snake.

Families are built in many different ways. This interesting book describes the different members who make up a family including sisters and brothers, parents and stepparents, and grandparents. A creative activity asks children to write a book or a story about their families and add family photos.

Los contenidos de este libro se corresponden con los de la unidad formativa 0217, del módulo "Proyectos de montaje de instalaciones de energía eólica", perteneciente al certificado de profesionalidad "Gestión del montaje y mantenimiento de parques eólicos". Las instalaciones de energía mini-eólica se valen de pequeños aerogeneradores con una potencia inferior a los 100 kw. Por ello, se están usando con éxito para suministrar electricidad a lugares aislados, como viviendas o señalizaciones. Este texto reúne todos los aspectos a tener en cuenta a la hora de realizar una de estas...