Whereas the assessment of complex problem solving (CPS) has received increasing attention in the context of international large-scale assessments, its fairness in regard to students' cultural background has gone largely unexplored. On the basis of a student sample of 9th-graders (N = 299), including a representative number of immigrant students (N…

Nineteen fifth and 11 sixth graders given preliminary instruction about a computer-based problem-solving game received additional problem-solving training, problem-solving and self-monitoring training, or no further training. The beneficial impact of the monitoring training is discussed as evidence of the importance of the monitoring strategy in…