Per the Payload Challenge rules, entries are due no later than two weeks prior to the event. For 2023, the entry deadline is is Tuesday June 6, 2023.
Email your entries to: payloadchallenge@sdl.usu.edu.
The entry form is here: https://www.soundingrocket.org/uploads/9/0/6/4/9064598/sdl_payload_challenge_entry_form_and_judging_sheet_2020_10_14.pdf
