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  • December 2023

  • Fri 15
    December 15, 2023

    Science Safety Paperwork Due

    This is for projects being entered to compete in International Events: ISEF (9th-12th), Missouri Academy of Science (6th-12th), & Thermo Fisher Scientific Junior Innovators Challenge (5th-8th) Only). See (https://www.mastodonfair.org/getting-started/) for details and necessary forms. Contact [email protected] or 314-529-1329 for more information.

  • June 2025

  • Mon 16
    Featured June 16, 2025 @ 9:00 am - 4:30 pm 2025 Mastodon Fair Summer Art Camp for Grades 3rd-5th

    2025 Mastodon Fair Summer Art Camp for Grades 3rd-5th

    Jefferson College Fine Arts Building 1000 Viking Drive, Hillsboro, MO, United States

    PRICE Enrollment through April 30 – $150 per week, $45 per day (2022 4-Day Price) Early Enrollment (May 1 - June 7) – $175 per week, $60 per day Week Prior (June 8-14) – $200 per week, $75 per day (Cannot Guarantee a Camp Shirt by this time.) Within the Week (June 15 forward) – […]

  • Mon 16
    Featured June 16, 2025 @ 9:00 am - 4:30 pm 2025 Mastodon Fair Summer Art Camp for Grades K-2nd

    2025 Mastodon Fair Summer Art Camp for Grades K-2nd

    Jefferson College Fine Arts Building 1000 Viking Drive, Hillsboro, MO, United States

    PRICE Enrollment through April 30 – $150 per week, $45 per day (2022 4-Day Price) Early Enrollment (May 1 - June 7) – $175 per week, $60 per day Week Prior (June 8-14) – $200 per week, $75 per day (Cannot Guarantee a Camp Shirt by this time.) Within the Week (June 15 forward) – […]

  • Tue 17
    Featured June 17, 2025 @ 9:00 am - 4:30 pm 2025 Mastodon Fair Summer Art Camp for Grades 3rd-5th

    2025 Mastodon Fair Summer Art Camp for Grades 3rd-5th

    Jefferson College Fine Arts Building 1000 Viking Drive, Hillsboro, MO, United States

    PRICE Enrollment through April 30 – $150 per week, $45 per day (2022 4-Day Price) Early Enrollment (May 1 - June 7) – $175 per week, $60 per day Week Prior (June 8-14) – $200 per week, $75 per day (Cannot Guarantee a Camp Shirt by this time.) Within the Week (June 15 forward) – […]

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All donations are tax deductible, as the Mastodon Art/Science Regional Fair is a 501(c)3 non-profit organization. Please make checks payable to: Mastodon Fair. Our mailing address is: Mastodon Fair, 1000 Viking Drive, Hillsboro, MO 63050.

Feedback

We strongly encourage feedback and would love to hear from you. We are going through a lot of changes lately and we want to ensure we meet the needs of our community.

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Registration is closed

We typically open registration as early as October, so please check back later. We’re working hard to take your feedback and build a bigger and better Art and Science fair. We look forward to seeing you there!

Stay up to date with the latest and greatest events, notifications, and annual winners by subscribing!

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