Write a how-to article about something you don’t know how to do. This could be something real that you just haven’t done before (e.g. writing a dissertation) or something made-up (e.g. riding a dragon).
Weekly Creativity #233: Write a Theatrical Monologue from the Point of View of Your Pet
Write a theatrical monologue from the point of view of your pet.
Weekly Creativity #229: Write a Backstory for a Supporting Character from a Novel You’ve Read
Write a backstory for a supporting character from a novel you’ve read.