I've noticed that a post of mine, The Magnificent Seven has picked up quite a lot of views, since it was posted a couple of months back.
So, helped by my unperturbable students Lara and Fer, we've prepared a further magnificent septet for you and your class. Each of them has pronounced the same set for you. Click the link above for the in-class procedure.
Want to check? Fer has the solution:
And Lara has the instructions for your class: