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Explains the basic science of flight, the problems of getting vehicles into the air, different types of engines, and aircraft design, and includes instructions for making aircraft models.
Número de páginas 32
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Discusses the things money can buy, what forms money can come in, including cash, check, and credit, and what a budget is.
This Spanish-translated book will be a hit with both thrill seekers and with those who prefer to stay safely on the ground. After an introduction to Newton's three laws of motion, readers learn the mechanics of various amusement park rides including roller coasters, Ferris wheels, merry-go-rounds, and gravity rides. They learn how to measure motion, and how kinetic and potential energy apply to their favorite rides. This 6-Pack includes six copies of this title and a lesson plan.
A scientific look at how clouds are formed, why there are different types, and what you can tell about a cloud by looking at it.
Enseña a los jóvenes a través de los mensajes que los hombres más sabios del mundo han dedicado a la juventud a disfrutar plena y responsablemente de lo que otorga la naturaleza.
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