One of the most remembered sentences from the movies must be Hermione's "It is Levi-O-sa, not Levio-sar" in Flitwicks Charms class. Ron didn't appreciate it, but at least he didn't blow up the feather like Seamus Finnigan. With the recent trend of building floating LEGO structures based on the Tensegrity concept, let's have a quick look at the levitation spell and some Harry Potter related Tensegrity stuctures.