Concepts and Materials Photo: Goethe-Institut/Sonja Tobias German for work or studies Teaching and learning material from the areas of business, tourism, technology, and social and medical occupations. Lehrbücher und Lehrerhandbücher An kamerunischen Sekundarschulen wird vorwiegend mit dem Lehrwerk „Ihr und Wir Plus“ unterrichtet. German for children Courses for GFL learners aged 4-10 and for those wishing to support children in their GFL learning in a way that is fun and in line with the latest methodological and didactical findings. German for young people Young people have a very specific way of learning which differs in many respects from the way in which adults and children learn.