2021 June  25 - Ohio State Fair 4-H Avian Bowl Contest Postmark Entry Deadline  25 - Ohio State Fair 4-H Poultry Judging Contest Postmark Entry Deadline  July  17 - OSF 4-H Poultry Judging Contest  17 - OSF 4-H Avian Bowl  2022 July 6 - Virtual Poultry Skillathon August 3 - In Person Skillathon  Â