Los biocombustibles

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

El Mayflower es un barco que ha llegado a ser célebre en la historia de los Estados Unidos porque en 1620 transportó desde Inglaterra al grupo conocido como "los peregrinos", quienes serían los primeros colonos europeos en establecerse en Norteamérica. Ellos zarparon desde el puerto inglés de Southampton y bautizaron como Nueva Inglaterra a la tierra que los acogió. Como señala este libro, el Pacto del Mayflower designa el acuerdo que los hombres adultos de esta comunidad firmaron a bordo del barco para fijar criterios generales que sirvieran como fundamento para el gobierno de la...

By day, Zoe Zhang is a fourth-grade bunny who loves reading books and playing soccer. By night, she's Robin Hoodie, a hero bandit who steals from the greedy and gives to the poor. When a dishonest city official bullies her family, she and her band of Merry Mates fight back. Kids will be captivated by this fast-paced adventure story that will appeal to reluctant readers. This short, 32-page chapter book features colorful, lively illustrations to capture the attention of kids who enjoy stories about underdog superheroes.

Everyone has heard of Albert Einstein--but what exactly did he do? How much do kids really know about Albert Einstein besides the funny hair and genius label? For instance, do they know that he was expelled from school as a kid? Finally, here's the story of Albert Einstein's life, told in a fun, engaging way that clearly explores the world he lived in and changed.

Everyday examples, such as a motorcycle and a tricycle, demonstrate differences in speed. A simple, Spanish narrative runs beneath the photographs.

Book Features: • Ages 4-8, Grades PreK-2 • 16 pages, 8 inches x 8 inches • Simple, patterned Spanish text with full-color pictures • Includes comprehension questions, writing prompts, and high frequency words • Graphic organizers and photo glossary included Bring Learning to Life: In Listos para las Ciencias: Los Seres Vivos, preschoolers—second graders learn about different types of living beings, just like you! Science Made Fun: Living beings are all around us, including you and me! Young readers learn about different types of living beings, from their favorite animals to plants ...