Found and completed the hidden level
Connected at least 3 cars in the wrong order
Completed all bonus levels in World 10
Connected the trolley to the locomotive
Completed all base levels in World 10
Completed all bonus levels in World 9
Completed all base levels in World 9
Completed all bonus levels in World 8
Completed all base levels in World 8
Solved 3 levels without placing all available rails
Completed all bonus levels in World 7
Completed all base levels in World 7
Completed all bonus levels in World 6
Completed all base levels in World 6
Completed all bonus levels in World 5
Solved 2 levels without placing all available rails
Completed all base levels in World 5
Completed all bonus levels in World 2
Completed all bonus levels in World 4
Completed all base levels in World 4
Completed all bonus levels in World 3
Solved a level without placing all available rails
Completed all base levels in World 3
Completed all base levels in World 2
Made 2 cars crash in the middle of a tunnel
Completed all bonus levels in World 1
Completed all base levels in World 1