Mastodon Art Science Regional Fair


The Mastodon Art/Science Regional Fair is a 501 (c)3 organization founded in 1979 to hold an annual art and science Fair for K-12 students in multiple counties south of St. Louis, Missouri. Funded totally by donations and run by volunteers, the annual Fair provides over $55,000 in prizes, awards, scholarships and trips each March. Hosted by Jefferson College, the 7-day Fair has daily field trips, hands-on workshops and welcomes over 3,000 exhibits with over 6,500 visitors. The Mastodon Fair is the largest art and science Fair in the United States. We help students excel from the inside out!


1000 Viking Dr TC 101
Hillsboro, MO 63050-2440

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