<Li> Peruvian Instant Darkness Powder, which throws an area into darkness that cannot be penetrated by wandlight or any magical means, although the effect wears off in a few minutes . Draco Malfoy uses it to avoid members of Dumbledore's Army in Half - Blood Prince . It is also used in the Half - Blood Prince film by Harry in order to gain access to the luggage space above Draco Malfoy's table on the Hogwarts Express . </Li> <P> Zonko's Joke Shop was a favorite place for Hogwarts students to shop on Hogsmeade trips . It carried "jokes and tricks to fulfill even Fred and George's wildest dreams ." Such products include Hiccough (Hiccup) Sweets, Frog Spawn Soap, and Nose - Biting Teacups . Fred and George tried to buy the place to expand their shop in Hogsmeade during Harry's sixth year, but they turned it down due to the dark times coming up . </P> <P> Other prank objects include Belch Powder, Dungbombs (which explode and cause a large and extremely smelly mess), and Ever - Bashing Boomerangs (which hit their target repeatedly after being thrown). Fanged Frisbees are quite literally normal Frisbees with fangs and are first mentioned in Goblet of Fire as one of Filch's newest restricted items during Dumbledore's start - of - term speech . However, they make their first appearance in Half - Blood Prince when Ron whirled one around the Gryffindor common room, it changed course with a mind of its own, and took a bite out of a tapestry . Most of these objects are banned at Hogwarts due to the possibility of injury . </P> <P> More objects include Screaming Yo - Yos, which scream very loudly when worked, and Stink Pellets, which are used to distract prefects and teachers, and give a most unpleasant smell . </P>

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