Technology may lead to many new problems, especially for students at high school level. The ease of using and accessing technology increases the risk of the younger pupils' addiction to technology. Problematic uses of technology, especially among high school students, include internet use, instant messaging, online gaming, social networking and…

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…