The "teaser posts" can be found on Pro-Activity's Facebook page and will clue you in on where to find the challenge post.
Day 1 Example: https://www.facebook.com/proactivitynj/photos/a.10151763820620920/10157104663380920/?type=3&theater
The "challenge posts" can be found on other social media pages (Instagram, YouTube, TikTok, etc). Commenting on these posts will earn you a point. Trying the challenge yourself and posting your proof will earn you two points.
Day 1 Example: