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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.

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

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

"Some things are so huge or so old that it's hard to wrap your mind around them. But what if we took these big, hard-to-imagine objects and events and compared them to things we can see, feel and touch? Instantly, we'd see our world in a whole new way." So begins this endlessly intriguing guide to better understanding all those really big ideas and numbers children come across on a regular basis. Author David J. Smith has found clever devices to scale down everything from time lines (the history of Earth compressed into one year), to quantities (all the wealth in the world divided into one...

Travel millions of years back in time to meet the triceratops! Learn everything from what the triceratops looked like to what it ate, and even where their goliath fossils have been found today. Complete with a More Facts section and bolded glossary terms. Young readers will gather basic information about the triceratops through easy-to-read, simple text alongside colorful images! Translated by native Spanish speakers. Aligned to Common Core Standards and correlated to state standards. Abdo Kids is a division of ABDO.

Neurociencia y Didáctica se unen en este libro para recorrer el comienzo de un sendero entre nuestras neuronas, emociones, miedos, recuerdos y experiencias, apostando por un aprendizaje equilibrado a nuestra propia naturaleza y capacidades.

!Atencion, magos, brujos, hechiceros, detectives, lunaticos, fanaticos y curiosos en general!: con este nuevo libro tendran la ocasion de poner a prueba el ingenio, el entusiasmo, la velocidad mental, la suerte, la imaginacion y otros poderes ocultos. La propuesta trae cuentos, cantos y 351 adivinanzas para seguir jugando con las palabras.