Complete the first level
Store 2 acorns in a level
Use the mud tile for the first time
Complete 5 levels with mud tiles
Redirect an acorn with a fallen log for the first time
Reach level 11
Use the burrow for the first time
Use the burrow 5 times to teleport acorns
Use a burrow to slide an acorn into the mud
Reach level 15
Reach level 20
Use undo after moving an acorn 10 times
Used undo 5 times in a single level
Used restart 5 times
Completed level 10 without using undo
Completed 5 consecutive levels without using undo
Pushed 15 acorns
Used 10 burrows to teleport acorns
Redirected 10 acorns using fallen logs
Used undo after moving an acorn for the first time
Used restart for the first time
Push 100 acorns
Use 25 burrows to teleport acorns
Use undo after moving an acorn 50 times
Use restart 25 times
Redirect 20 acorns using fallen logs
Use a burrow after sliding an acorn on mud