Collect all the bronze, silver and gold trophies
Complete Year One Story Levels
Complete Year Two Story Levels
Complete Year Three Story Levels
Complete Year Four Story Levels
Complete All Story Lessons
Complete the Story Levels in all four years
Collect all of the house crests in Year 1
Collect all of the house crests in Year 2
Collect all of the house crests in Year 3
Collect all of the house crests in Year 4
Collect all of the Red Bricks
Collect all of the Gold Bricks
Rescue all students in peril
Get True Wizard in every level
Complete the game to 100%
Buy every version of Voldemort (Quirrell/Tom Riddle/Voldemort)
Buy the entire Gryffindor Quidditch team from Book One
Use the Time-Turner
Complete all the LEGO Builder tutorial levels.
Defeat 20 enemies with Fang
Buy the entire Weasley family
Defeat Quirrell in the Quirrell boss fight, using Voldemort
Collect 10 million studs in one level
Defeat 20 spiders with Ron
Freeze 20 characters using Glacius
Scare 20 students using a ghost character
Unlock all Animagi
Defeat the mountain troll, using Quirrell
Knock over ten characters using a ride-able object
Hide in a barrel as Snape
Defeat Harry (as Voldemort), in the Graveyard
Turn the sound down to 0 and music off in the options menu whilst in the library
Defeat 10 enemies with a Muggle character
Destroy 50 Devil's Snare plants
Complete the Quidditch level within five minutes
Collect 500 ghost studs