This study investigates task-related variation in learner performance in a computer-assisted language learning (CALL) environment. For our study, we collected data from 15 beginner and then intermediate second language (L2) learners of German who worked on 3 distinct activity types over 16 months: free composition, translation, and sentence…

This paper presents a study in which we examined spelling mistakes made by 34 learners of German in an online CALL exercise. We analyzed a total of 374 spelling errors that occurred in 341 words and subsequently classified them along four dimensions: (a) competence versus performance, (b) linguistic subsystem, (c) language influence, and (d)…

In this paper we present the Report Manager of our Web-based tutoring system for German--an interface to a persistent learner report that students can inspect and manipulate. The learner report collects and retains information on the learner's progress and performance that is saved between visits. It also provides access to a journaling system…