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Bakker, Merel; Torbeyns, Joke; Verschaffel, Lieven; De Smedt, Bert – Journal of Educational Psychology, 2022
Many studies in the past decades have focused on low and typical mathematics achievers, yet little is known about children with high mathematics achievement, particularly at a young age. The current study aimed to fill this gap and started from the early work of Krutetskii (1976) as a theoretical lens to study the characteristics of high…
Descriptors: High Achievement, Elementary School Students, Elementary School Mathematics, Mathematics Achievement
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Casey, Beth M.; Lombardi, Caitlin McPherran; Pollock, Amanda; Fineman, Bonnie; Pezaris, Elizabeth – Journal of Cognition and Development, 2017
This study investigated longitudinal pathways leading from early spatial skills in first-grade girls to their fifth-grade analytical math reasoning abilities (N = 138). First-grade assessments included spatial skills, verbal skills, addition/subtraction skills, and frequency of choice of a decomposition or retrieval strategy on the…
Descriptors: Females, Arithmetic, Mathematics Instruction, Predictor Variables
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McCrimmon, Adam W.; Smith, Amanda D. – Journal of Psychoeducational Assessment, 2013
The Wechsler Abbreviated Scale of Intelligence, Second Edition (WASI-II; Wechsler, 2011), published by Pearson, is a newly updated abbreviated measure of cognitive intelligence designed for individuals 6 to 90 years of age. Primarily used in clinical, psychoeducational, and research settings, the WASI-II was developed to quickly and accurately…
Descriptors: Intelligence Tests, Testing, Masters Degrees, Doctoral Degrees
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Kaland, Nils; Mortensen, Erik Lykke; Smith, Lars – Autism: The International Journal of Research & Practice, 2007
The aim of the present study was to assess the findings, reported in earlier studies, that individuals with autism spectrum disorders process visuo-spatial tasks faster than typically developing control persons. The participants in the present study were children and adolescents with Asperger syndrome (AS) or high-functioning autism (HFA) (N =…
Descriptors: Children, Adolescents, Pervasive Developmental Disorders, Cognitive Tests
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Huijbregts, S. C. J.; Seguin, J. R.; Zelazo, P. D.; Parent, S.; Japel, C.; Tremblay, R. E. – Infant and Child Development, 2006
Maternal prenatal smoking, birth weight and sociodemographic factors were investigated in relation to cognitive abilities of 1544 children (aged 3.5 years) participating in the Quebec Longitudinal Study of Children's Development. The Peabody Picture Vocabulary Test (PPVT) was used to assess verbal ability, the Wechsler Preschool and Primary Scale…
Descriptors: Body Weight, Family Income, Smoking, Pregnancy