San Jose Math Circle
Weekly math circle in San Jose focused on problem-solving and advanced topics for motivated students interested in mathematical competitions.
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AlphaStar Summer Math Camp
Selective Olympiad-style math camp with in-person site in Cupertino and online live/self-paced options, focusing on advanced problem-solving and competition preparation.
AMC 10/12 (MAA American Mathematics Competitions)
National contest series leading to AIME and USAMO, administered at schools or online through registered hosts with fall test dates.
Berkeley Chess School Scholastic Tournaments
Weekly USCF-rated scholastic chess tournaments held across the Bay Area (Berkeley, Walnut Creek, Alameda) and open to K-12 players including high schoolers, run by the Berkeley Chess School since 1982.
Berkeley Math Circle
Long‑running circle run by UC Berkeley and the Bay Area community; problem‑solving, contest prep, and deep dives into non‑curricular math.
CalChess Grade Level Championship
A statewide scholastic chess championship held in the South Bay (Milpitas) where California K-12 students, including high schoolers, compete by grade level for state titles. Requires an active USCF membership.
Kasparov Chess Foundation All-Girls National Chess Championship
An annual national scholastic chess championship run by the Kasparov Chess Foundation (founded by World Champion Garry Kasparov) exclusively for girls, drawing 650+ participants, alongside the foundation's Young Stars training and online KCF Academy instruction.