Figure 3
The mobile screen shows the title “Spin the Wheel” at the top. Below it is a circular wheel divided into multiple labeled sections with a button in the center that reads “Spin”. The section labels visible include “Zero waste”, “Five percent discount at cafes”, “Grow your own food”, and “Reduce single-use plastic”. Below the wheel, the text reads “You can spin the wheel once a day” with “10:00 am” beneath it. At the bottom of the screen is a button labeled “Spin!”.Daily reward wheel encouraging eco-friendly behavior through gamified incentives