Developmental stability in gender-typed preferences between infancy and preschool age
Hines, M., Johnston, K.J., Golombok, S., Rust, J., Stevens, M., Golding, J.
· 2002
★ 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
Longitudinal study tracking consistency in children's gender-typed toy and activity preferences from infancy through preschool, examining the stability of play-related sex differences.