Discover@MU is the general search box for MOST, but not all, of the Libraries' collections, both online and in print. It's designed for easy keyword searching across many databases, but some tips are helpful. Most of these appear after you have results on your screen.
There are some databases that are not searched by Discover@MU and some that are, but offer more precise search options through their individual search screens. Here are the ones I think would be useful for this class: