Dynamic assessment (DA) is based on Vygotsky's (1978) sociocultural theory and his Zone of Proximal Development (ZPD). ZPD is the range of abilities bordered by the learner's assisted and independent performances. Previous studies showed promising results for DA in tutoring settings. However, they did not use proficiency-based rubrics to measure…

In this study I examine the noticing of verbs with stem vowel changes by beginning adult learners of L2 German who have not been formally introduced to this linguistic feature. Two research questions (RQs) guided the experimental design and the empirical analyses in this study: (1) Do adult beginning learners of German who are unfamiliar with…

In the context of adult learners with low English proficiency enrolled in an organization offering instruction in both language and civics content, the purpose of the study was to determine. (1) the nature of grammatical knowledge in the context in the learners' second language (L2) and the nature of civics content knowledge in the learners' first…