Magical Objects

Anti-Burglar Buzzer
The Anti-Burglar Buzzer is a magical device that stopped thieves from stealing items. The Blubottle broomstick has a built-in one.

Anti-Cheating Quill
The Anti-Cheating Quill is a special quill on which an Anti-Cheating Spell has been placed in order to make it impossible to cheat. They are issued to students sitting O.W.L. and N.E.W.T. exams at Hogwarts.

Auto-Answer Quill
Auto-Answer Quills are magical Quills. They write their own answers; as such, those are banned during written examinations at Hogwarts School of Witchcraft and Wizardry.

Azul Marino Ink
Azul Marino ink is a type of ink that the Wizarding Examinations Authority's Magical Regulation 572 required Fifth year students at Hogwarts School of Witchcraft and Wizardry to use when sitting their O.W.L. exams. The ink is a deep color blue.