Cómo funcionan los juguetes (How Toys Work)

Readers will be amazed to discover that every time they climb onto bicycles and ride like the wind, they are defying gravity! This book explains the physics and history behind bicycles, skateboards, and surfboards. Readers learn what happens from the simplest movement of rolling forward to more complex tricks and stunts of jumping and spinning. Readers will never look at bikes, skateboards or surfboards the same way again.

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.

What does this Spanish-translated book, a table, and your big toe have in common? They are all solids! A solid keeps its shape and always has the same volume. Read this Spanish-translated book to learn about solids and how they are different from liquids and gases.

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. This 6-Pack includes six copies of this title and a lesson plan.

Libro de texto de religión católica para Andalucía, en lengua castellana, de 144 páginas y 10 unidades didácticas que desarrollan el currículo oficial de la Conferencia Episcopal Española. Está destinado a los alumnos del cuarto curso de la Educación Secundaria Obligatoria. El eje vertebrador de todo el libro, orientado al aprendizaje de la religión católica en el centro escolar se estructura en torno a estos bloques temáticos: - La Iglesia, como las personas, tiene una historia (tema 1) - Posee una vocación universal (tema 2) - Está dedicada al servicio de los más necesitados...

Readers find out what it's like for astronauts to eat, sleep, and work on a manned space flight in this adventurous, Spanish-translated nonfiction title. Children will discover what it's like to be weightless in zero gravity, how Mission control helps keep astronauts safe, and what astronauts do during their free time through vivid photographs, interesting, informative text, and stimulating facts.

Fotografías que cuentan historias explora dos narraciones entremezclades: la historia de la fotografía en México y la historia de México en fotografías. Mediante preguntas, el libro aborda el riquísimo panorama y fotográfico al que contribuyeron autores mexicanos y extranjeros desde 1840.

Aimed at young children, this series teaches the basics of healthy eating, hygiene, caring for your body, and sexuality. The humorous illustrations capture the reader's attention, getting across the point that is expressed in the simple but informative texts. Children will learn about the dangers of drug abuse, the importance of exercise, how to fight germs, where babies come from, and much more. Text copyright 2004 Lectorum Publications, Inc.