Reconstrucción

Recounts the life of the Puerto Rican baseball star from his childhood poverty to his career with the Pittsburgh Pirates, and discusses his humanitarian efforts, his untimely death, and his contributions to the sport.

¿Qué es un virus? ¿Cuántos hay a nuestro alrededor? ¿Dónde viven estos microorganismos invisibles al ojo humano? Las respuestas, adaptadas a lectores de todas las edades. Después de las pupas y los mocos, es el turno de los virus, el tercer título de la exitosa colección " La vida secreta de...". Las ilustraciones son también de Mariona Tolosa Sisteré. Una herramienta para familiarizar a los más pequeños con los virus, saber cómo protegerse de estos y descubrir que la mayoría son inofensivos. Contenidos rigurosos y muy accesibles, escritos por el colectivo de mujeres...

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.

Illustrations and text present the history, geography, people, politics and government, economy, and social life and customs of Arizona, the Grand Canyon State.