The Science Fair is held each winter in the upper room at Valley Presbyterian Church. Finalists go the ACSI regional Science Fair at Biola University. Check the calendar for the date of the ACSI Math Olympics. For information about the Los Angeles County Science Fair contact: Los Angeles County Office of Education, 9300 Imperial Hwy., Downey, CA 90242-2890 (310)922-6357 (310)922-6699 (FAX).