Cat, Rat, and Dog
Moony, Wormtail, Padfoot, and Prongs
The Servant of Lord Voldemort
The Dementor's Kiss
Hermione's Secret
Owl Post Again
100

This large black animal attacks Ron and drags him under the Whomping Willow.

a dog
100

This is what Lupin and Sirius say Scabbers really is.

Peter Pettigrew

100

This teacher arrives in the Shrieking Shack and captures Sirius and Lupin.

Professor Snape

100

This is what Snape plans to have done to Sirius Black.

Dementor's Kiss
100

This magical object allows Hermione to attend multiple classes at once.

A time-turner

100

This character sends Harry a letter at the end of the chapter.

Sirius Black

200

This is how Crookshanks helps Harry and Hermione get past the Whomping Willow.

He presses the knot to stop it from moving

200

This is what an Animagus is able to do.

Transfigure into an animal
200

This is how Sirius knew that Pettigrew was still alive.

A picture in the Daily Prophet

200

This is why Harry refuses to let Sirius and Lupin kill Pettigrew.

His dad wouldn't want his friends to be killers

200

This is what the Time-Turner allows someone to do.

It lets them go back in time

200

This is the gift Harry receives and what it is used for.

a Firebolt and to fly

300

This is where the secret tunnel under the Whomping Willow leads.

The Shrieking Shack

300

This is why Lupin was taken to the Shrieking Shack each month.

So he could safely turn into a werewolf

300

This is what Pettigrew did to fake his death (2 things).

Cut off his finger and caused and explosion

300

This is what happens to Professor Snape during the confrontation.

He is knocked unconscious (knocked out)

300

This is why Harry and Hermione go back in time.

to save Buckbeak and Sirius Black

300

This is what happens to Sirius and Buckbeak by the end of the story.

They escape together

400

This is why Harry hesitates before killing Sirius Black.

He doesn't know if he is guilty

400

These are the four Marauders’ not their nicknames.

James Potter, Remus Lupin, Sirius Black, and Peter Pettigrew 
400

This is how Sirius escaped from Azkaban.

Turned into a dog and slipped past the Dementors

400

This is what the Dementor’s Kiss does to a person.

Takes a persons soul

400

This is why they must stay hidden while using the Time-Turner.

So people don't see them and so that they don't change anything

400

This is why Sirius cannot return to Hogwarts or live freely.

Everyone still thinks he is a criminal
500

This is what happens to Ron after the dog drags him into the tunnel.

He ends up with a broken leg

500

This is why Lupin’s friends became Animagi.

So, they could be around him when he was a werewolf

500

This is what happens when Lupin and Sirius use magic on Scabbers.

He turns into Peter Pettigrew

500

This is what Harry's happy thought is.

Living with Sirius Black and not the Dursleys

500

This is what Harry realizes about the Patronus he saw earlier.

That he was the one who cast it

500

This is how Harry feels after receiving Sirius’s letter.

hopeful and happy