Cynthia Ann Parker

Featuring TIME For Kids content, this Spanish resource, Empujar y jalar (Pushes and Pulls), aligns with NGSS standards to teach young learners about forces and interactions. The engaging photos encourage students to describe what is happening using their own words. This full-color, wordless picture book can be used in the classroom or at home to teach children the difference between pushing and pulling.

Esta obra ha sido desarrollada para llevar los principales contenidos aeronáuticos a los entusiastas de la aviación, a los alumnos y futuros pilotos y a todo aquel apasionado del ámbito aeronáutico que desee aprender un poco mas de este fascinante mundo de la aviación civil. Aprenderemos los principales conceptos teóricos de la aviación. Un resumen de cada área aeronáutica, explicada de forma sencilla y agradable de leer, pero al mismo tiempo, desarrollando los contenidos mas relevantes de forma profesional y sumamente educativa. ¿Como son las pistas de los aeropuertos?,...

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When President Thomas Jefferson bought the Louisiana Territory from cash-strapped France in 1803, he doubled the size of the United States without really knowing what he was getting. He dispatched Meriwether Lewis and William Clark and their Corps of Discovery to explore a territory that would include part or all of fifteen future states and to seek a water route to the West Coast. Westward expansion began immediately, all for the bargain price of 15 million dollars. This book richly explores this fascinating part of history.