Primeros Ejercicios de Calculo

Readers begin to explore the vastness of our universe in this engaging volume. They start with subjects such as comets, meteors, planets, and more. Vivid full-page photographs accompany accessible text in both English and standard Latin-American Spanish.

Describes the impact of the Ford Model T automobile and the assembly line that built it on the automotive industry and American society, and recounts the life and career of their inventor, Henry Ford.

Porque tan solo una decisión te separa de cambiar tu vida. Y quizá esa decisión sea la de abrir este libro. Ser emprendedor no es para todo el mundo. Es duro, debes estar dispuesto a hacer lo necesario para tener éxito. Hay que tener aguante. No quiero meterte miedo, sino más bien prepararte para lo que se te viene encima. Pero si eres una persona creativa en la resolución de conflictos y tienes madera de líder, cuando algo te apasiona no eres capaz de sacártelo de la cabeza y no le temes al fracaso, a los riesgos ni a hacer esfuerzos y sacrificios para conseguir tus objetivos, este...

It is the third Monday in January and school is closed. But do you know why? It's Martin Luther King Jr. Day. Turn the pages of this book to find out what dream Dr. King shared with the world, who Mohandas Gandhi was, how one brave woman helped Martin Luther King Jr. change history. Each book in the Holiday Histories series describes one of America's holidays or special days. Explore the history of each day and learn the real reason why it is important. Discover what special meaning each day might have for you.