Los sólidos (Solids)

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

Learn how a designer's sketch becomes the fashion we wear and how a designer uses math and geometry to make their designs successful in this fashion-filled book! Including information about the fashion industry, clothing fabrics, patterns, and textures, readers learn all about the different aspects of the fashion industry. With a glossary, index, vivid images, informational text, and interesting facts, this Spanish-translated nonfiction book with engage students from beginning to end.

How do architects and contractors use math and geometry to help build a house? Readers will find out in this engaging, Spanish-translated nonfiction book that features bright images and charts, informational text, and intriguing facts that will familiarize children with construction, construction equipment and materials, and blueprints.

What would happen if a polar bear and a grizzly bear met each other? What if they had a fight? Who do you think would win? Este lector de no-ficción compara y contrasta dos feroces especies de osos. Los pequeños aprenderán sobre la anatomía, el comportamiento y más de ambos osos. Este libro está lleno de fotos, gráficos, ilustraciones y datos increíbles.This nonfiction reader compares and contrasts two ferocious bear species. Kids learn about the bears' anatomies, behaviors, and more. This book is packed with photos, charts, illustrations, and amazing facts.

El método Protagonistas se compone de cuatro volúmenes que cubren el nivel B2 del Marco común europeo de referencia para las lenguas: enseñanza, aprendizaje y evaluación. El Cuaderno de refuerzo Protagonistas B1 es un material de apoyo y práctica de los contenidos del Libro del alumno. Consta de 12 unidades de 4 páginas con actividades de refuerzo. Cada unidad refuerza los contenidos presentados en el Libro del alumno para fijar y sistematizar las estructuras gramaticales y el léxico. Las actividades se presentan en una estructura paralela a la del Libro del alumno, de forma que se...

Este libro está basado en hechos reales. Es la historia de Guillermo Martí, Manoli Oliver y su pequeño hijo de dos años, Guillermito. Una pareja que en aras de la ilusión fueron capaces de desamarrar su vida para vivir su sueño, e izando en su barco el velamen del amor, zarparon del club náutico de La Ràpita (Mallorca) prestos a dar la vuelta al Mundo con el Gipsy, un velero de 36 pies (10.76 m). Está escrito bajo el punto de vista de una mujer, una chica joven que apenas había navegado más allá de los paseos domingueros. Ella, con su peculiar lenguaje, nos relata en un tono...

Children learn many things about the octopus, such as where they live, what they eat, and what they do to survive.