The study reported on in this paper investigated the concurrent development of spelling in children learning two languages. The study compared over time and between languages the types of spelling errors made in English as a first language and French as a second. Fortyseven grade one English-speaking children completed an English and French…

This study examined the development of reading and reading-related skills for native and nonnative speakers of English through the first and second grades. Tasks assessing reading, phonological, and language processing were administered to 36 native English speakers (NS) and 38 children who spoke English as a second language (ELL). Both ELL and NS…

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…