Inventions that Changed the World

Inventors are special people. They see everyday objects and imagine something better. They solve old problems with new ideas. Their inventions can help people or destroy them, but only the greatest ideas will change the world. Niveau B1 Ab Klasse 9 Mit integrierten Übungen im Buch Zusätzliches Übungsmaterial für den Lehrer zum Download über www.langenscheidt.de/pearson