Don’t be afraid to incorporate other skills such as draw, reloads, improvised positions, etc. to create fun drills.  If you have a class that picks things up quickly, take intellectual liberty to expand the drills at your discretion to keep the inertia of the class.

Video of Sample Class Related to This Block

The sample videos below are to help you see how this instruction is actually taught. Now, this is not the only way to instruct, but it is shown to give you an example.