The paper aims to present the extent to which the application of the concrete mathematical and musical play contributes to the child's cognitive development. The research was conducted in two international schools in Belgrade, using the play titled 'Musical Monkeys'. The results of the research have shown that this kind of approach in working with…

Student-designed games (SDG) are a student-centred approach that motivates students to work together while designing and playing their own games based on their ability level. The purpose of this study was to investigate students' social interactions during 11 lessons of SDG focused on target games. Participants were 27 fifth-graders. Lessons were…