In todays complex and fast-evolving world, problem solving is an important skill to possess. For young children to be successful at their future careers, they need to have the skill and the will to solve complex problems that are beyond the well-defined problems that they learn to solve at schools. One promising approach to teach complex problem solving skills is using visual programming and game design software. Theoretically and anecdotally, extant research enlightened us about the cognitive and motivational potential of these software. Due to lack of empirical evidence, however, we are far from knowing if these claims are warranted. In this quasi-experimental study, I investigated the cognitive (ie, problem solving) and motivational (ie, interest and value) impacts of participating at the Game Design and Learning Courses (GDL) on middle school children (n= 49), who designed games following a curriculum based …