Exploring play in school recess and physical education classes
Moller, N.C., Toftager, M., Ersboll, A.K., Schipperijn, J., Troelsen, J.
· 2015
★ NIFPlay Rating: 4
Rating Scale
10 Rigorous play-specific science
6–9 General biological science
5 Sound play research (uncontrolled)
1–4 Less rigorous / indirect
0 Indirect but high value
Observational study comparing the nature and quality of children's play during free recess versus structured physical education, examining differences in physical activity and social interaction.