Khác biệt giữa bản sửa đổi của “Muggles' Guide to Harry Potter/Places/Weasleys' Wizard Wheezes”

In all of these cases, it is to a greater or lesser extent necessary to the story that the magic used be new to those witnessing it. In particular, the Decoy Detonator must be uncommon enough that the Ministry workers should continue to look at it and wonder about it while Harry enters, searches, and leaves Umbridge's office; and the Skiving Snackboxes must be unusual enough that a Ministry worker would not be particularly averse to accepting a pastille (candy) from another worker. It is only natural that the Twins' love of practical jokes, which we see from early in the series, should result in their being great magical experimenters and developers of new spells. It is possible that the Twins' practical jokes were intended purely as background, to make their becoming the source of these new and innovative spells plausible.