Informal STEM education programs have become venues wherein girls can improve their sense of belonging and potential success (STEM identity) through interactions with role models and seeing how STEM fields are relevant to them. Despite decades of advocacy for single-sex programs' role in improving girls' STEM identity, few studies have found…

Creating environments in physical education (PE) that foster perceived competence and physical activity during gender-mixed game play lessons is a challenge, especially with adolescent girls. This study is a small experiment in one PE lesson that aimed to increase the perceived competence and in-class physical activity in girls, by applying a…