John Brown: El Ataque a Harpers Ferry/John Brown's Raid on Harpers Ferry

Appealing artwork complements important facts about historical figures and famous battles in the United States, offering an accessible alternative for struggling and reluctant readers. "

When President Thomas Jefferson bought the Louisiana Territory from cash-strapped France in 1803, he doubled the size of the United States without really knowing what he was getting. He dispatched Meriwether Lewis and William Clark and their Corps of Discovery to explore a territory that would include part or all of fifteen future states and to seek a water route to the West Coast. Westward expansion began immediately, all for the bargain price of 15 million dollars. This book richly explores this fascinating part of history.

Have you ever flown on an airplane? In this title, early readers learn how an airplane works and what to expect if you fly on one. Included are a picture glossary and websites to visit.

Surveys the life of the American statesman, lawmaker, writer of the Federalist Papers, and first secretary of treasury under George Washington.

Ante la importancia de la educación como base de la competitividad en una economía basada en el conocimiento, las universidades han incrementado su atención en la calidad de sus programas de doctorado. Sin embargo, se aprecia que aún son escasas las instituciones educativas que tienen en su programa, una asignatura destinada a cómo escribir y publicar una tesis doctoral. Este libro es el resultado de varios años de experiencia en supervisión de tesis doctorales en programas de diversas universidades. Los contenidos y la estructuración de los mismos han sido contrastados con alumnos y...