OKSChess.org
Scholastic Extension of the USCF State Chapter Oklahoma Chess Association.

OSCO tournaments are rated with Chess eXpress Ratings, plus USCF for Premier Sections, with no membership fees.

Congratulations to OSCO's Most Improved Players

Interview with Oklahoma's own Veronika Zilajeva - NGIT Champion!!

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IMPORTANT: OSCO 2018-2019 Rule Changes. Registration fees, New Club Teams, New Awards, Sections at Non-Championship Events, Qualification and Tiebreaker Rules for National Invitationals, OSCO Board

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Photo Gallery

Cleveland K-12 Scholastic Open Chess Tournament
at Oklahoma School of Science and Mathematics in Oklahoma City

Thanks to Cheng Zhong of the OSSM Parents Association for the photos

Section 1-3 Awards after Tournament Scene

Tournament Scene Photos

Sections 1-3 Award Photos