Challenge-based gameplay

1. Gameplay Strategies vs Player Strategies (Gamification Player Progression Tips)
2. Game Unlockables vs Player Unlockables (Gamification Player Progression Tips)
3. Skill Progression vs Ability Progression (Gamification Player Progression Tips)
4. Core Loop vs Game Loop (Player-Centric Gamification Tips)
5. Game Achievements vs Player Achievements (Gamification Player Progression Tips)
6. Game Physics vs Game Mechanics (Player-Centric Gamification Tips)
7. Game Tasks vs Game Objectives (Gamification Achievement Systems Tips)
8. Gaming Community vs Gaming Culture (Player-Centric Gamification Tips)
9. Mastery vs Progression (Gamification Player Progression Tips)
10. Player Preferences vs Player Interests (Gamification Achievement Systems Tips)
11. Digital Assets vs Game Assets (Gamification Achievement Systems Tips)
12. Player Data vs Game Data (Gamification Achievement Systems Tips)
13. Player Improvement vs Player Enhancement (Gamification Player Progression Tips)