Assessing students' knowledge has always been one of the primary concerns of anyone involved in teaching. When it comes to eLearning, addressing the assessment issue is both a pedagogical and technical challenge.

On the pedagogical side, one of the factors that characterize the eLearning experience is the fact that learners sit alone in front of their computers with no one around to assist them. As teachers, we have to leave "lighthouses" along the learner's path in order to make sure that the lonely learner does not get lost and confused. Constant assessment helps keep the learners on track. By giving them many opportunities to test and validate their new knowledge, the learners can immediately identify the areas of the course that deserve more attention and can build new knowledge on solid ground.

On the technical side, Captivate contains a powerful quizzing engine that lets you insert different kinds of Question Slides into your projects. At the end of...