La búsqueda de la velocidad: Los vehículos (The Quest for Speed: Vehicles) (Spanish Version)

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.

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.

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.

Texas has changed dramatically since it joined the United States in 1845. It has become a national leader in resources and many industries, serving as a major supplier of the nation's oil, cattle, and agriculture. This inviting nonfiction book will intrigue readers as they learn about major Texas industries through colorful images and captivating facts. Children will learn about NASA, various types of music found in Texas, and even about the most popular Texas sports! The supportive text and accessible glossary and index aid in better understanding of the content and vocabulary. This book has ...

In a dream, Joaquín meets various animals and discovers that they have very different tails which prove very useful to them.

En 1912 el británico Robert Scott y el noruego Roald Amundsen rivalizaron sobre las nieves de la Antártica por ser el primer hombre en pisar el polo sur. Los dos aventureros arriesgaron su vida y las de sus acompañantes en una carrera tan angustiosa como temeraria que se saldo con una rotunda victoria y una trágica derrota. La trepidante historia de esta pugna se completa en el libro con la narración de otros arriesgados intentos por conquistar el polo sur.

Paperback volume with folded card pages affixed to fold-out hardcover case in the shape of a circus tent.