Kosiba, G., Jaworski, J., Madejski, E. and Gądek, A. 2017. The knowledge of early education schoolgirls about teaching aids used in physical education classes. Health Promotion & Physical Activity. 1, 1 (Dec. 2017), 39–46. DOI:https://doi.org/10.5604/01.3001.0010.7588.