Escalar y saltar (Climbing and Diving)

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.

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.

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.

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these pterosaurs face-to-face: The Quetzalcoatlus had wings that spanned the length of a school bus! The Dsungaripterus had a bony crest on its head! The Eudimorphodon had a diamond-shaped flap at the end of its long tail! Plus you'll ...

Muy amado por los nin?os y las madres por igual, este cla?sico de historias bi?blicas se reviso? de manera minuciosa y se actualizo? para una nueva generacio?n de nin?os.

Presents the mystery of UFOs, including current theories and famous sightings. Written in English and Spanish.

Atraer, formar y retener el talento se ha convertido en un proceso trascendental del mundo empresarial moderno, llegando a tomar incluso tintes de una guerra por preservar a los individuos más capaces y talentosos en las filas de las firmas, corporaciones y organizaciones.A través de las páginas de esta obra se pondrán de relieve aspectos esenciales del talento, y se abordarán estrategias para su atracción, formación y retención. A la par, conocerás elementos como la importancia del retorno de inversión en capacitación, sugerencias efectivas de reclutamiento y atractivas formas de...