Metodo europeo per pianoforte. Ediz. multilingue. Per la Scuola media

La novela de Mark Alpert gira entorno a la idea de que Albert Einstein descubrió una teoría del campo unificado, pero escondió el resultado temiendo que pudiera llevar a crear armas más poderosas que la bomba atómica. En nuestros días, muchos compiten por ser los primeros en descubrir el secreto de Einstein: el gobierno de los Estados Unidos, un mercenario despiadado movido por la venganza y varios científicos. El físico Hans Kleinman, que en su día fur asistente de Einstein es torturado por un intruso que le exige que divulgue la teoría. Días más tarde, el profesor universitario...

Imagine traveling at half the speed of a jet plane without ever leaving the ground! Students will discover the technology that makes such speeds possible, from special tracks and safety precautions to aerodynamically designed trains. What are the limits to the speed of trains? What imposes those limits? Students also will read about the future of passenger train travel, from flying trains to trains that use huge magnets to levitate inches or centimeters off the track. Some trains safely reach speeds of more than 200 mph!

It's time for a rip-roaring adventure with animals as tour guides! Six intriguing animals take young readers on a tour of their homes and habitats, talk about their families, and describe what daily life is like for a wild animal.

Exploración espacial is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.