Since the Corona virus lockdown I have slowly been moving my lessons online via zoom. It's been quite a learning curve and while it won't replace face to face lessons it's been a great tool to keep students learning in these difficult times.
Not every student is going to have a fully miced up drum kit and multiple webcams though so I've been working to accommodate everyone - wether that's just sticks and a practice pad via an iPhone or an electric kit through a laptop. As long as you've got something to hit then something can be done!
Here's a useful article for info which might help with setting up......