St. Louis Astronomical Society

SciFest: The Great Outdoors Expo

Saturday, May 10, 2025

Event

SciFest: The Great Outdoors Expo--a free, all-day event themed around all things outdoors! We’re inviting the public to meet and engage with STEM concepts and applications, work, activities, etc. happening all around us outside. Expected attendance for this day is just under 2,000.

Date: Saturday, May 10, 2025

Time: 9:30 a.m. - 4:30 p.m. Central

Location: St. Louis Science Center
5050 Oakland Avenue
St. Louis, MO 63110

Information for Visitors

Location Details

St. Louis Science Center
5050 Oakland Avenue
St. Louis, MO 63110
(click to get directions)
check weather forecast

Event Report

UPCOMING EVENTS

Wed 4/8/2026
6 p.m. - 8 p.m. Central 		Ladue School District STEAM FEST Ladue Horton Watkins High School
1201 South, Warson Rd Saint Louis, MO
Fri 4/10/2026
8 p.m. - 10 p.m. Central 		John Burroughs School Star Party
Sat 4/11/2026
7:30 p.m. - 9:30 p.m. Central 		St. Louis WOW School at Beaumont Scout Reservation Beaumont Scout Reservation
6480 Beaumont Reservation Dr, High Ridge, MO 63049 Pacific, MO
Sat 4/11/2026
7 p.m. - 10 p.m. Central 		Bellefontaine Cemetary Star Party Bellefontaine Cemetary
4947 W. Florissant Avenue St. Louis, MO