Un día de trabajo de un astrónomo (A Day at Work with an Astronomer)

Dan Jurgens nos enseña los secretos y las técnicas necesarias para ser un buen dibujante de cómics, especialmente de los superhéroes y los villanos de Spiderman y los Cuatro Fantásticos

Sean Covey presenta los principios entredecíos en el fenómeno los 7 hábitos, para adolescentes y jóvenes. Este cuaderno inspirado por el clásico ensena los principios de los 7 hábitos para ayudar a los jóvenes manejar las situaciones más difíciles y decisivas. Solo como Sean Covey puede, el ofrece una este guía para que los adolescentes mejoren sus vidas familiares, académicas y personales.

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.

Emergency vehicles are there when people need help. Sometimes we need help when we are sick or there is a fire, or even when our car is not working. Let's explore the different vehicles that come to help! The Mi Mundo (My World) series is perfect for young learners in prekindergarten through grade 2. These 16-page books give readers an accessible introduction to nonfiction reading. Color photographs and fun, factual examples will grab the attention of young readers and help strengthen reading comprehension skills.