All Media Coverage Challenge Day Teens Learn Ways They Can Be the Change 1/27/2016 Download PDF Stay Updated Email (required) * Example: Yes, I would like to receive emails from Challenge Day. (You can unsubscribe anytime)Constant Contact Use.By submitting this form, you are consenting to receive marketing emails from: Challenge Day, 2520 Stanwell Dr, Concord, CA, 94520. You can revoke your consent to receive emails at any time by using the SafeUnsubscribe® link, found at the bottom of every email. Emails are serviced by Constant Contact Stay Connected