The aim of the present study is to develop a national non-verbal cognitive ability test in Turkey. Test items were developed during the first stage and applied as a pilot study on 3,073 children in the age interval of 4 to 13. The test was given its final form based on the values of item difficulty, item distinctiveness, item total score…

This study further examined the Gifted Rating Scales (GRS) at the internal and external stages of test validation by (a) testing structural fidelity as indicated by the number of factors supported as well as the correspondence of the latent factor structure with the scoring model proposed by the authors and (b) examining the external relations of…

Scientific reasoning abilities are already developing in elementary-school-aged children and enable them to understand the world around them. The goal of the current study was to develop a new instrument for 8- to 10-year-old children in Grades 3 and 4 to measure their understanding of the steps of the "scientific inquiry cycle" (SIC).…

This study investigated the cognitive validity of two child English language tests. Some teachers maintain that these types of tests may be cognitively invalid because native-English-speaking children would not do well on them (Winke, 2011). So the researchers had native speakers and learners of English aged 7 to 9 take sample versions of two…

The Learning Style Profile (LSP) is one of the first assessment instruments that measures cognitive skills as well as affective and environmental preferences. Developed for use with sixth-through twelfth-grade learners, the LSP consists of 126 questions representing 24 sub-scales These 24 subscales represent four higher-order constructs: (1)…

This study examined the second language (L2) development of adult learners of Spanish at three levels of proficiency during and after a semester of instruction. A fundamental goal was to identify cognitive and psychosocial individual differences (IDs) that can explain between-learner variation over time in order to expand our understanding of the…