2019 Elementary Science Olympiad is tentatively scheduled for May 11th, 2019!
- Check here for any 2018 CVESO Rules Clarifications/Changes
- Coach Clinic Presentation — Dec 7, 2017
- Info Night Presentation — Nov 7, 2017
- 2018 CVESO Handbook
We are independent program run by parents and not affiliated with the Castro Valley Unified School District.