Complete the indicated task to unlock the achievement.

Achievement	How to unlock
10 gold medals earned	Earned 10+ gold medals by completing 10+ levels using as little money as possible.
15 gold medals earned	Earned 15+ gold medals by completing 15+ levels using as little money as possible.
5 gold medals earned	Earned 5+ gold medals by completing 5+ levels using as little money as possible.
Genius!	Completed all levels using just about the least amount of money possible.
Level 1 completed	Level 1 completed.
Level 10 completed	Level 10 completed.
Level 11 completed	Level 11 completed.
Level 12 completed	Level 12 completed.
Level 13 completed	Level 13 completed.
Level 14 completed	Level 14 completed.
Level 15 completed	Level 15 completed.
Level 16 completed	Level 16 completed.
Level 17 completed	Level 17 completed.
Level 18 completed	Level 18 completed.
Level 19 completed	Level 19 completed.
Level 2 completed	Level 2 completed.
Level 20 completed	Level 20 completed.
Level 21 completed	Level 21 completed.
Level 22 completed	Level 22 completed.
Level 23 completed	Level 23 completed.
Level 24 completed	Level 24 completed.
Level 3 completed	Level 3 completed.
Level 4 completed	Level 4 completed.
Level 5 completed	Level 5 completed.
Level 6 completed	Level 6 completed.
Level 7 completed	Level 7 completed.
Level 8 completed	Level 8 completed.
Level 9 completed	Level 9 completed.