Complete the first level
Finish the wooden chapter
Finish the paper chapter
Party Animal
Finish the metal chapter
Get to the end
Complete a chapter with 3 stars for each level
Solve 3 puzzles with 3 stars in a row - in one seat
Complete Interlocked with 3 stars for each level
Finish the last puzzle with 25 moves or less
Earn the time stamp for an entire chapter
Earn the time stamp on 4 puzzles in a row - in one seat
Reset a puzzle 20 times
Tap "undo" 100 times in one puzzle
Skip a puzzle using the emergency solve button
Finish a puzzle with the number of moves that represent the meaning of life
Visit the credits
Tap "Inspire the Developers"