21-Day Snacking Challenge participating school districts:

Fall
School District Registration Registration Dates
Richardson Closed 9/11/23 - 9/18/23
Frisco Closed 9/18/23 - 9/25/23
Northwest Closed 9/18/23 - 9/26/23
Weatherford Closed 9/25/23 - 10/2/23
Lewisville Closed 9/25/23 - 10/2/23
Allen Closed 9/27/23 - 10/4/23
Birdville Closed 10/2/23 - 10/9/23
Rockwall Closed 10/16/23 - 10/23/23

Winter/Spring
School District Registration Registration Dates
Community Closed 1/8/24 - 1/16/24
Prosper Closed 1/16/24 - 1/23/24
Arlington Closed 1/17/24 - 1/24/24
Sanger Closed 1/19/24 - 1/25/24
Dallas Closed 1/22/24 - 1/29/24
Irving Closed 1/22/24 - 1/29/24
Plano Closed 1/22/24 - 1/29/24
Coppell Closed 2/22/24 - 2/29/24
Fort Worth Closed 3/18/24 - 3/22/24