Trabajadores de mi ciudad: Read-Along eBook

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...

After a long trip through the Caribbean, full of conversations and complicities, the Londoner Eric Devon, his wife Nora and a lucid American journalist decide to travel to a Berlin--recovering from the disasters of the perverse effects of Nazism. In a city devastated by war, but full of life, the protagonists are waiting for a great surprise. This impressive time travel offers an unprecedented and refreshing view of Berlin in the late fifties. After a long trip through the Caribbean, full of conversations and complicities, the Londoner Eric Devon, his wife Nora and a lucid American journalist ...

Describes how the rig was built, how it stands out in the water, and how much drilling it does in a day.

¿Te has preguntado alguna vez de dónde sacan los inventores algunas de sus ideas? Esta respuesta puede sorprenderte: ¡a veces la inspiración proviene de las plantas! Descubra cómo algunas plantas diminutas han marcado una gran diferencia en el mundo. Creado en colaboración con la Institución Smithsonian, este libro STEAM en español despertará la curiosidad sobre los temas de STEAM a través de ejemplos del mundo real. Presenta un desafío STEAM práctico que es perfecto para espacios de creación y que guía a los estudiantes paso a paso a través del proceso de diseño de...