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Kyttälä, Minna; Kanerva, Kaisa; Munter, Irene; Björn, Piia M. – Educational Psychology, 2019
This study aimed to investigate the extent to which WM measured in kindergarten predicts WM measured in second grade (stability of individual WM progress) and the extent to which WM measured at kindergarten predicts academic performance at second grade (N = 94). The results showed that WM skills significantly increase during the time span from…
Descriptors: Short Term Memory, Kindergarten, Grade 2, Predictor Variables
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Kyttala, Minna – Educational Psychology, 2008
The first purpose of this study was to investigate whether the visuospatial working memory (VSWM) skills of 15-16-year-old pupils with difficulties in mathematics differ from those of their normally achieving peers. The goal was to broaden the view of the complex system of VSWM. A set of passive and active VSWM tasks was used. The study's second…
Descriptors: Reading Difficulties, Visual Perception, Spatial Ability, Memory
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Puolakanaho, Anne; Ahonen, Timo; Aro, Mikko; Eklund, Kenneth; Leppanen, Paavo H. T.; Poikkeus, Anna-Maija; Tolvanen, Asko; Torppa, Minna; Lyytinen, Heikki – Journal of Learning Disabilities, 2008
The authors examined second grade reading accuracy and fluency and their associations via letter knowledge to phonological and language predictors assessed at 3.5, 4.5, and 5.5 years in children in the Jyvaskyla Longitudinal Study of Dyslexia. Structural equation modeling showed that a developmentally highly stable factor (early phonological and…
Descriptors: Reading Difficulties, Reading Fluency, Structural Equation Models, Dyslexia