Pleasanton – Tri-Valley Innovation Fair

Quest Science Center is hosting its 8th annual Innovation Fair. 

The event offers hands-on science, engineering, and technology exhibits presented by local companies, schools, and community groups. Participants can explore interactive activities, demonstrations, and performances while meeting scientists and innovators from across the region.  

Date: Saturday, April 18, 2026 

Time: 10AM - 5PM 

Cost: Free. $15 parking.

Location: Alameda County Fairgrounds, 2005 Valley Ave., Pleasanton 

Link: Click here to register.