Exploremos los calendarios (Exploring Calendars)

When the Louisiana Territory was added to the United States in 1803, it about doubled the size of the young nation. It took years to clarify its boundaries and explore every square mile. How this momentous purchase came to be and its implications on the future of the United States are explained in detail in this book. Uncomplicated maps and simple language help developing readers and those in need of review to understand the many changes in this land that started with its purchase in 1803.

There are government leaders all over the world that work at the city, state, and national level. This captivating Spanish book will allow readers to learn about various jobs in government including politician, statesmen, governor, and mayor. A look into the past includes a brief history of the U.S. government and some of the most important offices such as heads of state, Congress, seats in the Senate and House of Representatives, and the president. The fascinating facts and brilliant images combine with the supportive text and helpful glossary and index to provide a reading experience that...

On a special field trip in a magic school bus Senorita Carola's class learns first hand about different kinds of rocks and the formation of the earth. Spanish edition.

Dado el lugar preponderante que ha ido ganando el desarrollo y fortalecimiento de competencias en los estudiantes que se preparan como futuros profesionales, así como la manera de evidenciar el avance de dichas competencias, la evaluación de los aprendizajes en la educación superior constituye un tema que reviste cada vez mayor relevancia. En este sentido, las nuevas tendencias y teorías sobre evaluación de los aprendizajes, abordan el rol central que esta tiene, como elemento constitutivo fundamental para la mejora de los procesos de enseñanza y aprendizaje, resignificando importantes...