Presentations are a fantastic way to make sure students know what's what. Shame is a great motivator. Put a student in front of his classmates and he'll put a l

Presentations are a fantastic way to make sure students know what's what. Shame is a great motivator. Put a student in front of his classmates and he'll put a lot more effort into actually mastering the subject matter. In-class discussion is also powerful. You can see who understands the material and who doesn't. Having an active class also promotes questions during student presentations, which again helps motivate the presenter.