Beat Every Level
Open a Pathway to Return to an Earlier Level
See the Ending
Shrink Down Into a Small Model of a Level
Beat One Level of Each Color
Grow a Double Gravity Tree
Open the Final Door
Complete an Orange Level
Complete a Purple Level
Complete a Yellow Level
Solve a Puzzle Involving Portals
Change the Color of a Cube
Redirect Water Through a Portal
Complete a Green Level
Power on a Water Wheel
Redirect Water Using a Cube
Grow a Tree
Complete a Red Level
Grow a World
Complete a Blue Level
Collapse the Dark World
Enter the Dark World
Activate a Laser Beam
Fall from a Great Height