Verbal interactions between children and educators can support the language development of preschoolers when conversations are of high quality. Educators' conversations with preschoolers are known to be responsive, but they are not always sufficiently complex. Educators' talk and topics may be too simple to propel preschoolers' oral language…

Language testing research has suggested that placement accuracy can be an important factor in the consequences of placement decision-making. However, previous studies primarily have used a one-shot teacher judgment of placement accuracy, suffering from a lack of students' perspectives of their time-varying experiences. The present study aimed to…

The present study examines the effects of pre-task explicit instruction on second language (L2) oral self-repair behaviour while controlling for the effects of working memory. The participants were 121 Iranian learners of English at incipient levels of language proficiency. Their working memory was measured using an operation span task and then…

The performance decision tree (PDT; Fulcher et al., 2011) is a rubric style that is applicable to performance assessment, with origins in Upshur and Turner's (1995) empirically derived binary-choice, boundary-definition (EBB) scale. It is easier for raters to assess performance by evaluating multiple binary-choice descriptors. Additionally,…