En forskargrupp i Polen har testat Play Time /Social Time med intressanta resultat.
Grzegorz Szumski, Joanna Smogorzewska & Maciej Karwowski (2016) Can play develop social skills? The effects of ‘Play Time/Social Time’ programme implementation, International Journal of Developmental Disabilities, 62:1, 41-50, DOI: 10.1179/2047387715Y.0000000002
Joanna Smogorzewska & Grzegorz Szumski (2018) Developing Preschoolers’ Social Skills: The Effectiveness of Two Educational Methods, International Journal of Disability, Development and Education, 65:3, 318-340, DOI: 10.1080/1034912X.2017.1368461
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