Albert Einstein

There are many steps in the nitrogen cycle that include difficult concepts and words: denitrification, prokaryotes, ammonia, and more. With the help of this understandable book, even struggling readers will grasp this cycle of nature. Low-level language, fact boxes, and an extended glossary provide readers with essential vocabulary explanations that allow them to further understand each step of the cycle. Full-color diagrams aid readers' comprehension as they move through the cycle from start to finish, and then around again.

¡Descubre los secretos de la ciencia con «Futuros Genios»! ¿Cómo se propulsan los cohetes? ¿Qué es la gravedad? ¿Qué objetos se envían al espacio? Acompaña a Valentina en este increíble viaje a Marte ¡y conviértete en un genio de la Astronáutica. «Futuros Genios» es una colección pensada para compartir un momento de lectura y aprendizaje en familia. A través de ilustraciones sencillas y divertidas, Carlos Pazos, divulgador científico conocido por su blog Mola Saber, explica las nociones básicas de conceptos científicos generales y da respuestas -comprensibles para...

This title will introduce little readers to the 1st president of the United States, George Washington. Readers will gather basic, biographical information about Washington through easy-to-read, simple text. They'll also love the historical photographs and images, the More Facts section, and bolded glossary terms. Translated by native Spanish speakers. . Aligned to Common Core standards and correlated to state standards. Abdo Kids is a division of ABDO..

Provides information about phenomena throughout the solar system and facts about oceans, storms, animals, and other features of the Earth.