This study assessed the extent to which executive functions (EF), according to their factor structure in 5-year-olds (N = 244), influenced early quantity-number competencies, arithmetic fluency, and mathematics school achievement throughout first and second grades. A confirmatory factor analysis resulted in updating as a first, and inhibition and…

The Children's Personality Questionnaire was used to classify 10-12-year-old children into high-and-low stable groups. Factor analysis for the two groups revealed separate factor structures. (ST)

The Pittsburgh Adjustment Survey Scales were developed to meet the need for the objective evaluation of the social behavior of elementary school-age boys using the observations of classroom teachers. An initial item pool was reduced to 94 items by an extreme-group procedure (202 subjects). A factor analysis (209 subjects) of the inventory resulted…

Harter's Perceived Competence Scale for Children was administered to 714 Taiwanese fifth graders; results were compared with those from American samples. Cultural differences were found. Results among Chinese replicate the measures' factorial validity and, across the two groups, indicate a high correlation between perceived cognitive competence…

Describes a new 48-item self-report instrument, the Multidimensional Measure of Children's Perceptions of Control, which defines children's perceptions of control as understanding the locus of sufficient cause for success and failure. Three dimensions of third- through ninth-grade children's perceptions of control are assessed within three…