Galaxy STEM Fest 2026
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Mark your calendars for Saturday, April 18th for Galaxy STEM Fest, where innovation and imagination collide in an out-of-this-world celebration! Sponsored by Visit Phoenix and Cox Communications and put on in partnership with the SciTech Institute, this free event offers interactive activities, exciting presentations, and appearances from a variety of local organizations and businesses like the Arizona Ghostbusters, the Desert Botanical Garden, the Phoenix Public Library MACH1 Makerspace, and more! The Outside Scoop and Ohana BBQ AZ food trucks and Sweet 17 Cookies will be onsite with delicious treats.
The Discovery Lab and STEAM Activity Area will also provide plenty of chances for fun and exploration, and hands-on exhibits from vendors like SRP and Mad Science will ensure fun for visitors of all ages. Tours of the Rosson House Museum will be offered at a discounted rate throughout the festival, with kids touring for free!
Whether you’re connecting with the past or discovering the wonders of the future, we have something for everyone this spring at The Square!
*Times, dates, and prices of any activity posted to our calendars are subject to change. Please be sure to click through directly to the organization’s website to verify.