Check this list to determine if you should register for the Northern / Central California Invention Convention or the Southern California Invention Convention
We have announced the planning dates for the April 18th, 2026 Northern / Central California Invention Convention held at the California State Railroad Museum in Sacramento.
- November 17, 2025 – Teacher & school registration opens
- January 21, 2026 – Teacher & school registration closes
- January 29, 2026 – Student registration opens
- February 4, 2026 – Judge registration opens
- February 11, 2026 – Event Volunteer registration opens
- March 26, 2026 – Judge registration closes
- April 2, 2026 – Student registration closes – all required materials submitted through registration system
- April 2, 2026 – Event Volunteer registration closes
- April 12, 2026 – Student materials available for Judge early review
- April 18, 2026 – Northern California / Central California Invention Convention at the California State Railroad Museum, Sacramento
- 8:00 AM – Check in opens
- 9:00 AM – Judge Training
- 9:45 AM – All students checked in and standing with inventions on convention floor
- 10:00 AM – Judges meet with students on convention floor
- 11:00 AM-12:30 PM – Judge deliberation. Students must remain on convention floor
- 12:30 – 1:00 PM – Students take down inventions and clear convention floor
- April 24, 2026 6:00 PM – Virtual Awards Show – Winners will be announced at that time