Let Me Teach You How

"Wait, Draco... you don't know what a bicycle is?"

"I obviously don't, seeing as I asked you what it was."

"Hm. How to explain. Well, I guess it's a bit like a broomstick, but it can't fly and you have to pedal. Here, let me teach you how."

. . .

{ After the Battle of Hogwarts }