Spent 60 seconds or more in a level
Used undo 5 times in total
Completed level 12
Completed level 10
Completed a level containing 4 books
Completed level 8
Spent 30 seconds or more in a level
Used undo for the first time
Restarted a level for the first time
Took 175 steps in total
Took 150 steps in total
Pushed books 25 times
Pushed books 5 times
Completed level 2
Took 50 steps in total
Pushed books 15 times
Pushed books 20 times
Completed level 6
Took 100 steps in total
Completed a level containing 3 books
Pushed books 10 times
Completed level 4
Completed 2 levels without using undo
Completed a level without using restart
Completed a level without using undo
2797504
18979
1300
310
