The Social Skills Improvement System-Rating Scales (SSIS-RS) and the Social Skills Improvement System Social and Emotional Learning Edition (SSIS SEL) are rating scales used to assess social behavior in children and adolescents. While the SSIS-RS is well-regarded and used worldwide, the SSIS SEL is establishing foothold. In the current study, we…

The aim of the study is to develop an achievement test consisting of the questions in verbal intelligence games whose validity and reliability have been ensured and which are in accordance with the learning outcomes of the states of substance and knowing the properties of substance via the five senses taking place in the unit "Let's Know…

This study investigated the effect of item position on descriptive statistics, psychometric information, and factor structure of the Pediatric Symptoms Checklist 17-item social-emotional screening instrument (PSC-17). The goal was to determine whether item position, either grouped by factor or mixed across constructs, produced similar results.…

In this study, differential item functioning (DIF) trends were examined for English language learners (ELLs) versus non-ELL students in third and tenth grades on a large-scale reading assessment. To facilitate the analyses, a meta-analytic DIF technique was employed. The results revealed that items requiring knowledge of words and phrases in…

This study investigated the psychometrics of the "Diagnostic Evaluation of Language Variation-Screening Test" (DELV-S) test using confirmatory factor analysis, item response theory, and differential item functioning (DIF). Responses from 1,764 students in kindergarten through second grade were used in the study, with results indicating…