Complete the indicated task to unlock the achievement.

Achievement	How to unlock
10 levels (11)	Complete ten levels.
100 in Endless (15)	Achieve 100 points in endless.
30 in Endless (12)	Achieve 30 points in endless.
50 in Endless (13)	Achieve 50 points in endless.
All Choppers (15)	Collect all the choppers.
All for 3 Stars (14)	Complete all levels for three stars.
All Levels (13)	Complete all levels.
First World (12)	Complete the first world.
Two Worlds (13)	Complete two worlds.