This research aimed at investigating the prevalence of articulation errors among Jordanian gifted students with dyslexia at Al-Khourah Directorate of Education. The sample consisted of 33 gifted students with dyslexia aged 6-12 years. The resource room teachers applied the articulation errors checklist to the participants to detect the prevalence…

Presents a stochastic model for distinguishing mental arithmetic errors according to causes of failure. A series of experiments (1) studied questions of goodness of fit and model validity among four and five year olds and (2) used the model to measure the relative contributions of developmental improvements in short-term memory and arithmetical…