Fact Sheet *


  • The Mastodon Art/Science Regional Fair was started as a fundraiser to purchase the land which is now the Mastodon State Historic Site in 1979.
  • 2019 was the 40th anniversary year of the Fair.

 Registration Information 

  • Students registering in the Fair can be a student in Kindergarten through 12th Grade.
  • Students registering a project in the Fair can be enrolled in public, private, or be home schooled.
  • Entries may be individual or group projects in the fields of art or science, students may submit one of each type for a total of two projects.
  • Any students may register. Those middle and high school students who wish to qualify and move to the national level, must be from one of the following eighteen (18) counties: Brown, IL; Callaway, MO; Crawford, MO; Dent, MO; Franklin, MO; Gasconade, MO; Jackson, IL; Jefferson, MO; Maries, MO; Osage, MO; Perry, IL; Phelps, MO; Randolph, IL; Union, IL; St. Francois, MO (Art Only); Ste. Genevieve, MO (Art Only); St. Louis, MO (Art Only); & Washington, MO.
  • Teachers, parents, or guardians can register projects online.

 Financial Assistance Opportunities

  • If someone is unable to pay the Registration Fee of $10 per project, they can volunteer four (4) hours of their time instead.
  • There is an option to apply for Financial Assistance if an applicant is unable to afford the registration fee. This is available annually if donors have specifically sponsored this opportunity.
  • If a school holds a Fair Fundraising event, the fee reduces to $5 per entry.

Behind the Scenes

  • We are completely funded by donations, receiving no state or federal funding.
  • We are powered by volunteers, having only one staff member and the rest volunteers.
  • The Fair is held annually in March at the Jefferson College Field House on the Hillsboro Campus, during the College’s Spring Break.
  • We are a separate non-profit organization from the Mastodon Park, another 501(c)3 non-profit, and a great place to visit while in Jefferson County!

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