Arte y cultura: Arte abstracto: Líneas, semirrectas y ángulos (Art and Culture: Abstract Art: Lines, Rays, and Angles)

Bacteria have a slimy reputation. They're too small to see with the human eye, so it's easy to let them slip past unnoticed. But, bacteria are part of our daily lives. In fact, they affect everything from milk to our moods. Get ready to zoom in on the hidden world of bacteria and explore the many ways that bacteria are being used in the modern world. This nonfiction reader seamlessly integrates the teaching of math and reading, and uses real-world examples to teach multiplication of mixed numbers. Text features include images, a glossary, an index, captions, and a table of contents to build...

Tackle today’s toughest races while learning fractions! Marvel as contestants around the world climb, crawl, run, and jump through the world’s toughest marathons and obstacle courses. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn fractions while engaged in reading high-interest content. The glossary, index, and table of contents will further understanding of reading and math concepts, and the full-color images, practice problems, and math graphs and charts...

Gorillas, wolves, chickens, and kangaroos. It might not seem obvious at first, but these species all have something in common: their individual members must all find their places within their groups. These power struggles can be dangerous! Read about the fierce world of animal alphas and how they make it to the top. This Spanish nonfiction book will keep students engaged in reading as they build their literacy, vocabulary, and comprehension skills. Important text features include a glossary, index, and table of contents. The Reader's Guide and culminating activity require students to connect...

People today refer to the Midwestern and prairie states as flyover country. During the Civil War, crossing those areas was the biggest obstacle in uniting the East and West Coasts of our divided nation. An act of Congress in 1862 authorized the Central Pacific and the Union Pacific railroad companies to build a railroad that would link the coasts. Seven years later, on May 10, 1869, an overwhelmingly immigrant labor force completed the task when a rail line was join in Promontory, Utah. The states had become united at last.

¿Qué animal tiene espinas agudas, boca en forma de trompeta y cuerpo rayado que parece lleno de hojas? Busca más pistas dentro del libro para averiguarlo. Cuando resuelvas el misterio, no solo descubrirás al animal, sino que también aprenderás dónde vive, qué come y muchos otros datos fascinantes.

Dragonflies are large flying insects known for their brightly colored bodies and see-through wings. They are among the fastest insects in the world. Learn more about these amazing animals in Dragonflies, a Fascinating Insects book.

Técnico electricista 3 - Curso visual y práctico Magnetismo En la presente clase veremos en profundidad el fenómeno del magnetismo, analizaremos las características de los imanes y explicaremos la existencia de los polos magnéticos. Repasaremos los principios de la ley fundamental del magnetismo, la teoría de Weber y también las leyes de Gauss y Ampere. Conoceremos la intensidad y el comportamiento de los campos magnéticos y veremos en detalle aquellos que son creados por corrientes eléctricas y la fuerza sobre cables paralelos con circulación de corriente. Para terminar,...