Creamos una aplicación: Carreras en computación (We Make an App: Careers in Computers)

Our closest solar system is about 10 light years away. It has two main types of planets. Some are rocky and small, like planet Earth, while others are huge balls of gas, like Jupiter. Learn about how astronomers once thought our solar system was the one and only, to how they have now discovered hundreds of stars with planets orbiting them, which means there could be billions of solar systems in outer space! Just maybe, these alien worlds could host life, like our own amazing planet. This book allows students to use observations of the Sun, moon, and stars to describe patterns that can be...

Por años, La Biblia ilustrada ha deleitado tanto a jóvenes como a adultos. Ahora, ha sido actualizada con nuevas e interesantes características incluyendo: Páginas de datos "¿Sabías que?," itinerarios, lista de historias, mapas y mucho más. A los niños les encantarán las grandes historias y los dibujos de la recientemente actualizada Biblia ilustrada. La Palabra de Dios cobrará vida durante las horas de placer leyendo en familia. Un gran éxito de superventas. For years, The Picture Bible has delighted young and old. Now updated with interesting new features, including "Did you...

Muddy Creek in Edgewater, Maryland is the site of a major makeover. The land around the stream has worn down. Find out what caused Muddy Creek to erode, and the many steps involved in saving it. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process, from the initial research and brainstorming sessions, through the design and testing ...

This book is a comprehensive, practical presentation of the principles of behavior modification and guidelines for their application. It teaches forms of behavior modification ranging from helping children learn necessary life skills to training pets, to solving personal behavior problems.