Bombarderos De La Fuerza Aerea De Ee.uu./U.S. Air Force Bombers

Describes the U.S. Air Force Thunderbirds, including their planes, the maneuvers at their air shows, and team member duties. Written in English and Spanish.

Describes the U.S. Army Rangers, including their missions, vehicles, weapons, equipment, and duties. Written in English and Spanish.

"Describes cutters, their design, equipment, weapons, and role in the U.S. Coast Guard"--Provided by publisher.

Who were the earliest Americans? When, how, and from where did they enter and spread across the continent? And what is their relationship to modern Native Americans? Anthropologists develop theories to answer these questions based on the evidence they discover. Their theories—and the discoveries that prove and disprove them—are highlighted in this fascinating volume, full of awe-inspiring facts and incredible breakthroughs. Readers will feel like anthropologists and archaeologists themselves as they read about bones and artifacts, and what they reveal about the ancient cultures that roamed...

¿Alguna vez te has preguntado cómo las donas adquirieron su forma redonda? Descubra la respuesta con este divertido libro STEAM para estudiantes de inglés que facilita a los padres y maestros presentar STEAM a sus alumnos más pequeños. Creado en colaboración con el Smithsonian, este libro en español utiliza ejemplos del mundo real para facilitar la comprensión de los temas de STEAM. Presenta una actividad STEAM apropiada para la edad que es perfecta para espacios de creación e introduce a los niños de kindergarten a los pasos del proceso de diseño de ingeniería. Ayuda a los...

Provides an introduction to the concept of patterns, using examples from the coats and feathers of animals as well as the designs some make.

Un práctico libro que engloba diferentes contenidos, con explicaciones muy sencillas e ilustraciones adaptadas, para tratar los temas preferidos de los más pequeños. Con esta enciclopedia podremos resolver las dudas más diversas con claridad y precisión.