1. Please watch the entire video.
2. It contains important information regarding the rules of the game.
3. You will answer questions that assess your understanding on the next page.
4. After you watch the video in full, the next button will appear (in ___ seconds).
FX's comments:
1. We can let participants watch video instructions followed by several comprehension checks.
2. To ensure attention, I can setup constraints here such that they cannot proceed to the next page before the video is over.