2025 Regionals was on February 22nd, 2025 at San Diego Miramar College.
Science Olympiad Official Website
Science Olympiad Events for 2025
The 2025 Division B rules are now available Here
Anatomy and Physiology
Disease Detectives
Ecology
Forestry
Microbe Mission
Dynamic Planet
Fossils
Meteorology
Reach for the Stars
Road Scholar
Air Trajectory
Potions and Poisons
Crime Busters
Optics
Wind Power
Helicopter
Mission Possible
Scrambler
Tower
Codebusters
Experimental Design
Metric Mastery
Write It Do It