Rewards-based system

1. Serious Games vs Educational Games (Player-Centric Gamification Tips)
2. Game Missions vs Player Tasks (Gamification Player Progression Tips)
3. Achievement Systems vs Point Systems (Gamification Achievement Systems Tips)
4. Player Types vs Learner Types (Gamification And Bloom's Taxonomy Tips)
5. Scarcity vs Abundance (Virtual Economy Gamification Tips)