PA10: The Marauder's Map• Source
Harry spends the weekend in the hospital wing, Professor Lupin returns to class and tells Harry about Dementors, and Fred and George Weasley give Harry the Marauder’s Map. Harry uses a secret passage to join Ron and Hermione in… Read MorePA13: Gryffindor versus Ravenclaw• Source
Ron and Hermione’s anger grows, Quidditch practice resumes, Gryffindor plays Ravenclaw and wins despite Slytherin’s attempts to sabotage the match by dressing as Dementors. Gryffindor celebrates into the night while Hermione studies. Sirius Black gets into the dorm and apparently slashes… Read MorePA17: Cat, Rat and Dog• Source
Harry, Ron and Hermione start back to the castle, Crookshanks chases Scabbers, and a big black dog drags Ron into a tunnel under the Whomping Willow. Crookshanks stops the tree from attacking Harry and Hermione, and they follow the cat down the tunnel to… Read More
Patronus Charm
— "Expecto Patronum"
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Spells
The Patronus Charm, expecto patronum, conjures a silvery phantom shape, usually that of an animal, which is the embodiment of the positive thoughts of the caster. A Patronus will drive away Dementors. A fully-shaped spirit animal is called a “Corporeal Patronus.” (OP8, OP16)… Read More
Patronus
— "Expecto Patronum"
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Magical effects
A Patronus is a silvery-white image of a creature created by using the Patronus Charm. Lupin describes a Patronus as “a kind of positive force, a projection of the very things that the dementor feeds upon — hope, happiness, the desire to survive — but it cannot feel… Read MorePm:SB• Source
A number of spell books were available on the original version of Pottermore. These were not the same as the books which a player collected and keept in the trunk. Rather, these books were accessed through individual moments or through the Duelling Club and Potions Class links on the Pottermore… Read MorePoisonous Candle
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Dark magic items
A poisonous candle is presumably a candle that gives off poisonous fumes when burned. Read MorePS1: The Boy Who Lived• Source
The Dursleys, of 4 Privet Drive, live a perfectly normal life together until one grey Tuesday in November of 1981. On his way to work that day, Vernon Dursley notices a stern-looking cat watching his house. He also sees people in the streets, dressed in cloaks and whispering… Read MoreThe Put-Outer and Magic on Privet Drive• Article
Dumbledore’s Put-Outer is a magical device introduced in PS1, and it is unique as the only tool used to perform magic aside from wands. The Put-Outer also has the distinction of being the first magical tool introduced in the series: [Dumbledore] found what he was looking for in his… Read More