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Provides The History Of Biofuels, Different Uses, Positive And Negative Characteristics, And How They Will Impact The Future.

Eco-Friendly Energy Is Explained. The Most Current Information Is Provided While Establishing The Understanding That It Does Not Take Much To Make The World A Better Place.

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

Life in the Southern Hemisphere is bitterly cold for most penguins, but they don't seem to mind. Most penguins live in large colonies on the coast of Antarctica or on nearby islands. Readers explore penguin colonies for themselves, learning fun facts about these beautiful birds with the help of accessible text. Readers learn how penguin families work together to feed their young and keep them warm. A helpful graphic organizer aids in reader understanding. Readers will enjoy detailed images of penguin species at home in the Antarctic with every turn of the page.

Take a look inside this book and you'll discover four delightful jigsaws specially designed for tiny hands, with each jigsaw piece that has touchy-feely textures that will help to develop sensory awareness and the concept of matching.

¿De dónde viene la enorme disparidad entre las mujeres y los hombres en nuestra sociedad? Para descubrirlo, Bravi y Werner recorren la historia de la humanidad desde sus orígenes hasta nuestros tiempos, y muestran que la brecha en los derechos que han experimentado las mujeres no es nueva. Desde la división del trabajo en la prehistoria hasta lo último en la lucha por los derechos reproductivos, pasando por el voto, el dinero, los hijos, el apellido y muchos otros temas en los que las mujeres han tenido históricamente las de perder, esta cronología es una herramienta indispensable e...

Action! It's time to enter the world of movie magic! readers are taken behind the scenes to find out what is needed to make a film. From the director to the actor, the director of photography to the costume designer, children will be fascinated to learn about the various aspects that go into motion pictures. With its vivid images, informational text, and impressive facts, this Spanish-translated nonfiction title will have readers engaged through the entire book as they discover amazing facts about their favorite genre--whether it be comedy, drama, action, or horror! This 6-Pack includes six...