Complete the ninth level
Pass the section with the crows on level 9
Complete level eight
Overcoming a section with vines
Overcoming a pit with a broken platform
Complete the seventh level
Destroy the first web
Beat the first enemy
Complete the sixth level
Beat the section with accelerated platforms
Jump from one crumbling platform to another
Complete the fifth level
Climb through the first obstacle in the tunnel
Complete the fourth level
Drop a block
Climb over the first waterfall
Complete the third level
Move block
Complete the second level
Jump on the frog
Cross the first platform
Complete the first level
Jump over the first fish
Jump on the mushroom
Climb the stairs