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 firstname.lastname@example.org.
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2023–24 SCHOLASTIC TOURNAMENT SCHEDULE
All K-12 players are welcome to participate in our regular-season events. Only the tournaments marked with an asterisk (*) are limited to Oklahoma resident players.