All-day schools, the most common school form with extended education offerings in Germany, are expected to complement regular hours of school instruction with a wide array of offers and to compensate for origin-related educational gaps by providing specific offerings for disadvantaged students. Complementation and compensation can only be achieved…

According to the literature, practitioners' use of research appears to play an important role in facilitating high-quality applied practice. Previous studies indicate that teachers have a positive attitude towards using research, but that they are rarely successful in implementing it in their actual practice. There appears to be a scarcity of…