Finish at least 1 level without wrong answer.
Finish at least 5 different levels without wrong answer.
Finish at least 10 different levels without wrong answer.
Finish game at any level at least 25 times.
Finish game at any level at least 5 times.
Finish game at any level at least 50 times.
Finish game at any level at least 100 times.
Answer correctly every question 2 times in a row. You can use learn mode for it.
Unlock all locked levels
Finish at least 25 different levels without wrong answer.