Measurement limitations have hindered research on learned helplessness (LH) and mastery orientation (MO) in the classroom. We reduced the 24-item Student Behavior Checklist to a 6-item scale and tested the abbreviated measure for evidence of reliability and validity in a sample of 5th and 6th graders (N = 299). We then replicated findings in an…

The impact of the COVID-19 pandemic continues to overwhelm the functioning and outcomes of educational systems throughout the nation. The public education system is under particular scrutiny given that students, families, and educators are under considerable stress to maintain academic progress. Since the beginning of the crisis, school-systems…

This study aims to develop a short German version of the Self Description Questionnaire (SDQ I-GS) in order to present a robust economical instrument for measuring German preadolescents' multidimensional self-concept. A full German version of the SDQ I (SDQ I-G) that maintained the original structure and thus length of the English original SDQ I…