We examined the type of errors on multiplication and division computation problems of 326 rising fifth graders enrolled in four elementary schools in Northern Portugal. We further examined whether there was a difference in the number of errors across age and whether there was an association between students' performance on number knowledge and…

The morphological structure of the word has a central function in the organization of the mental lexicon and word recognition. Polymorphemic words in Arabic are composed of two non-concatenated morphemes: root and word-pattern. This study is the first to address the issue of nominal-pattern priming among young developing Arabic speakers. I…

Informal reading inventories (IRI) and curriculum-based measures of reading (CBM-R) have continued importance in instructional planning, but raters have exhibited difficulty in accurately identifying students' miscues. To identify and tabulate scorers' mismarkings, this study employed examiners and raters who scored 15,051 words from 108 passage…