As a part of teaching "Design and Technology" an extensive activity of the project World Wide Workshop, has focused on possibilities to utilize museums and science centres in mainly Europe. Seminars with teachers, teacher trainers and students have been held in Munich, London, Paris, Athens and Rome with the aim to communicate highlights in science and technology. The study stresses the value of mobility in teacher education in technology education as this makes it possible to utilize the unequal and authentic sources for learning which are located at the museums in different countries.