Unlockable Trophies in the Room of Rewards
When you have successfully completed the following tasks the corresponding trophies will become unlocked in the Room of Rewards

Unlock Characters Cup:
Meet ALL 58 characters in Hogwarts.

Unlock House Ghost Cup:
Find ALL 4 House Ghosts.

Unlock Nature Trail Cup:
Find ALL animal footprints.

Unlock Defence Against the Dark Arts Cup:
Cast ALL defensive spells in 6 duels.


Flying Creatures for Room of Rewards
Collect the following flying creatures for the Room of Rewards.

Doves:
Found at the bridge at the Viaduct.

Crows:
Found at the Stone Circle.

Seagulls:
Found at the boathouse.

Pixies:
Found in a desk in the Defense Against the Dark Arts room. Bats:
Found below the Stone Bridge (at the Stone Bridge light ALL the torches with Incendio and then climb down the pipe to the bottom to find them).

Using Spells on Objects:
Whenever you see an object start to light up cast spells on it until you use the correct one and then repeat the spell on the others. If you see a student light up cast a Dueling spell.


Luna's lost Belongings Side Quest:
At the Entrance hall talk to Luna to recieve this side quest. Her lost items are at the following locations:

1) On the table in the Great Hall.

2) Use the broom to sweep the leaves on the right side of Entrance Courtyard.

3) In front of the fountain in the Clock Tower Courtyard.

4) On the table in the Library.

5) In front of the bookcase next to the stuttering portrait at the Viaduct Entrance.


Talking Gargoyles Side Quest:
Look in the following areas to find the 5 Talking Gargoyles for Dean.

1) Where Dean is standing in the Transfiguration Courtyard.

2) When you walk up the spiral staircase to the 'Defenses Against the Dark Arts' classroom.

3) On the stone pathway leading to the the Viaduct.

4) Go up the stairs and go the left of the portrait on the 4th floor. Then go through the door on the left and run to the end of the balcony.

5) Up the Stairs in the Paved Courtyard.