Qué dulce: Dentro de una panadería

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.

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...

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

La muy interesante historia del bribón español Pedro Chamijo, “el falso Inca”, toma en la pluma de Roberto Payró un simpático tono que no por eso oculta por completo la tragedia que para las tribus nativas sudamericanas representaron la ignorancia y brutalidad de los conquistadores españoles, sumada a su propia torpeza política. Escrita con agilidad y humor, esta es la historia acerca de la leyenda del Gran Paitití, el Gran Padre Blanco custodio de la ciudad creada por los Incas para refugio contra los extranjeros, que según antiguas tradiciones se apoderarían del país, y su rol ...

¿Qué es ese zumbido? ¡Es una abeja! Con imágenes hermosas, divertidas y auténticas, y un texto comprensible, los niños aprenderán sobre estos increíbles insectos con este libro de nivel 2. Esta serie educativa de libros para principiantes de alto interés para niños está llena de las imágenes maravillosas de National Geographic, acompañadas por textos escritos por autores experimentados en el campo de la literatura juvenil. La contratapa de la edición en rústica incluye una experiencia interactiva basada en el libro. Los libros de nivel 1 refuerzan el contenido del libro con una ...

This book is a comprehensive, practical presentation of the principles of behavior modification and guidelines for their application. It teaches forms of behavior modification ranging from helping children learn necessary life skills to training pets, to solving personal behavior problems.

We use machines every day, but most of us don't understand how they work. When they break down, most of us have no idea how to fix them. Mechanics are the masters of machines. Readers learn that mechanics work on vehicles, including cars, boats, and buses. They use special tools to take them apart and fix what's wrong, and they use their experience and technology to diagnose problems. They often work long hours, sometimes in bad weather, to get us where we need to go. Your readers will see that mechanics keep our world moving and growing.