Yo ciudadano

A force is a push, a pull, or a turn. Every force has an equal and opposite force. Forces are always with you! They are all around us. Learn about forces 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.

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.

Libro basado en El romance español y el corrido mexicano de Vicente T. Mendoza. Durante la Revolución, el ferrocarril cumplió un papel decisivo, por muchas razones. En este libro se cuenta su historia tomando como base una serie de corridos anónimos extraídos de la recopilación que realizó Vicente T. Mendoza. Las canciones narran diferentes momentos de la lucha armada. A través de los versos conocemos a los personajes impopulares y populares para el pueblo. Se recorre desde el triunfo de Francisco I. Madero en 1911, hasta la llegada de Álvaro Obregón a la presidencia. Se cantan las...

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. This 6-Pack includes six...