Gamified learning techniques

1. Challenges vs Quests (Player-Centric Gamification Tips)
2. Player Investment vs Player Commitment (Gamification Achievement Systems Tips)
3. Performance Metrics vs Engagement Metrics (Gamification Achievement Systems Tips)
4. Player Feedback vs Game Feedback (Gamification Achievement Systems Tips)
5. Player Journey vs Player Storyline (Gamification Player Progression Tips)
6. Player Progression vs Player Development (Gamification Achievement Systems Tips)
7. Free Market vs Regulated Market (Virtual Economy Gamification Tips)
8. Session Metrics vs Engagement Metrics (Player-Centric Gamification Tips)