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The Oklahoma Scholastic Chess Organization (OSCO) provides chess tournaments for K-12 students throughout Oklahoma. We are an all-volunteer 501 (c)(3) nonprofit. If you would like to volunteer, connect us with a potential tournament venue, or make a donation, contact us at board@oscochess.org.
Spring 2026 Tournaments
JENKS K–12 OPEN
February 21, 2026
Jenks Middle School
3019 E 101st Street
Tulsa, Oklahoma 74137
OSCO State Championships
March 14, 2026
Nigh University Center
University of Central Oklahoma
100 North University Drive
Edmond, Oklahoma 73034
More information coming soon.
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