Splat 21 frogs at once in the main menu.
Build and cross the houses bridge with only 3 houses.
Double-jump with Lula to cross the first large gap.
Run away from Lula for 20 seconds.
Splat a frog right on the bullseye.
Give Monster a rotten fruit.
Finish the game.
Play through the game without reading any hint boxes.
Collect all hats.