A stick is a wand when you are playing Harry Potter. I'm not even sure what kind of spells Topher was casting here, but judging from his enthusiasm it probably had something to do with conjuring up chocolate chip cookies of magical proportions:
Lastly, a stick is a good kitty-poking device, but being an animal-friendly household we cannot condone using it in this manner:
We love how creative you are, Topher. We can't wait to see what you will do with a cardboard box someday.