Measurement, structural, and functional invariance of parent-child play quality coding across multiple games and parent gender
Piskernik, B., Ruiz, N.
· 2019
★ NIFPlay Rating: 5
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
Methodological study validating a coding system for parent-child play quality, demonstrating its reliability and validity across different games and both maternal and paternal play.
