This study examined the construct validity of nonverbal social aggression and the relation of nonverbal social aggression to dimensions of children's social status. Peer nominations of verbal social, nonverbal social, direct veral, and physical aggression, as well as social dominance, perceived popularity, and social acceptance, were collected…

This study examined the structure, internal consistency, and construct validity of the ClassMaps Survey, a measure of classroom characteristics that are related to students' resilience and classroom success. Participants were 1,019 fifth- through eighth-grade science students who completed the ClassMaps Survey, a survey describing their classroom…

With the recent addition of engineering to most K-12 testable state standards, efficient and comprehensive instruments are needed to assess changes in student knowledge and perceptions of engineering. In this study, I developed the Students' Awareness and Perceptions of Learning Engineering (STAPLE) instrument to quantitatively measure fourth…

The authors describe the development and initial psychometric properties of the Friendship Motivation Scale for Children, a new scale designed to assess four dimensions of self-determination (i.e., intrinsic motivation, identified regulation, external regulation, and amotivation) in preadolescents and early adolescents' desire for friendships. The…

This paper reports on three studies of shy behavior in Mainland Chinese children. In Study 1 (N = 107, M age = 10.05), a Chinese Shyness Scale (CSS) was developed based on Chinese teachers' open-ended descriptions of children's shy behavior. In Study 2 (N = 388, M age = 10.80) and Study 3 (N = 198, M age = 10.20), the construct validity of the two…