Web technology offers lecturers the option of checking students' assignments online. Several systems have evolved to deliver personal assignments to each student in a multi-participant course. These systems provide students with immediate feedback, allowing them to correct erroneous answers and referring them to relevant literary sources that can…

Web-based tutorials offer an opportunity to provide automated individualized feedback to help students develop, for example, the ability to identify independent and dependent variables and the ability to discriminate between experimental and predictor variables. Doing so enables them to distinguish between the relatively clear-cut causal…