Background: Adolescent girls are at an increased risk of low physical activity and the associated health consequences. Girls Can Move!, an after-school intervention guided by social cognitive theory, was designed to increase physical activity. Purpose: To examine the feasibility and initial effectiveness of Girls Can Move! Methods The 8-week…

This paper describes the second in a series of studies exploring the acceptance of the subatomic structure of matter by 12-year-olds. The studies focus on a novel learning unit introducing an atomic model from electrons down to quarks, which is aimed to be used at an early stage in the physics curriculum. Three features are fundamental to the…

In this report, we examine the feasibility of characterizing writing performance using process features derived from a keystroke log. Using data derived from a set of "CBAL"™ writing assessments, we examine the following research questions: (a) How stable are the keystroke timing and process features across testing occasions?; (b) How…