Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

Time Challenge (10 points): Successfully complete the first level within par time.
Scrutonian Savior (10 points): Complete levels 1-5 in normal mode.
Libitino Liberator (15 points): Complete levels 6-10 in normal mode.
Floratone Freedom (20 points): Complete levels 11-15 in normal mode.
Screwjumper First Class! (25 points): Complete levels 16-20 in normal mode.
Triple-Digit Destructo (15 points): Destroy 100 or more objects in a single level.
Untouchable (10 points): Take no damage for the duration of an entire level.
Multiplayer Madman (10 points): Attain first place in an Xbox LIVE game.
The Iron Screwjumper (40 points): Complete endurance mode.
Speed Freak (15 points): Complete levels 1-20 in Time Trial Mode.
Leader of the Pack (15 points): Complete levels 1-13 in race mode.
Mayhemius Maximus (15 points): Achieve a score of 50,000,000 in any mode.