This study examined the effect of class sizes on differences in the trajectories of elementary school students' long-term Japanese language achievement by analyzing panel data composed of standardized achievement test scores at five points from around the end of first grade to around the end of fifth grade. The data for 103 schools, 162 classes,…

This study explored cross-sectional gender and grade level trends in emotional literacy and empathy among 634 elementary school children in Japan. Children were presented with hypothetical scenarios involving positive, negative, neutral, and mixed emotions, and identified the emotions that the characters were feeling and the intensity of their…

This study seeks to clarify the structure and characteristics of learners' successful experiences in elementary school physical education classes in Japan according to grade and sex. A questionnaire survey was administered to 1450 public elementary school students across Japan. An exploratory factor analysis revealed that successful experiences…