Characteristics of Effective Professional Development for Primary Science and Technology

The professionalization program VTB-Pro (elaborating technology in primary education, professional) was founded in the year 2007 and enabled 5000 teachers and 5000 student teachers to professionalize themselves in the field of science and technology. This chapter describes the investigation of three professionalization programs developed by the knowledge centre for science and technology in the southern part of the Netherlands. The participants report that the investigated professional development programs for primary school teachers contributed to positive changes, in particularly in pedagogical content knowledge and attitude.