Decide when you want the practice drills to end. This recipe will cover these options: 1) End when the user reaches a certain score 2) End when the user has completed a certain number of activities 3) End when the user has completed a certain number of activities correctly 4) End when the user has completed a certain number of activities incorrectly To use one of the options, change 'while True:' in PracticeDrill.py to: 1) while activity.score < 100: 2) while activity.activity_count < 100: 3) while activity.correct_answer_count < 100: 4) while (activity.activity_count - activity.correct_answer_count) < 100: Change '100' to the threshold at which you want the game to end.