Table 1 A summary of characteristics of three scenes used in the experiment
| Â | Billabong Scene | Beach Scene | Rural hillside Scene |
|---|---|---|---|
Activities | Find locations to discover spot animals hidden in the trees and flying around | Find sea creatures | Enjoy the day-night cycle |
Activity complexity | Moderate | Basic | Very Basic |
Visual complexity | High | Moderate | Moderate |
Number of waypoints | 52 | 25 | 5 |
Sound complexity | Very basic | Very basic | Very basic |
Number of scene objects (game objects including components) |  ~ 24 K |  ~ 3.5 K |  ~ 1.6 K |
Dynamicity complexity | Moderate | Very basic | Very Basic |
Day/Night Cycle | Day | Day | Day and Night |