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National Stem Festival

Students in lanyards and aprons excitedly pose for a photo, throwing toys into the air.

7 Reasons the 2026 National STEM Festival Will Power America’s Next 250 Years



The future of the U.S. starts here – built by brilliant student innovators.

From June 22–27, 2026, the National STEM Festival powered by EXPLR will be a powerful reminder of what’s ahead—and who’s building it. The free public event brings together the nation’s top young minds to solve real problems and share bold ideas. It’s a hands-on celebration of youth innovation and the industries that will shape our next 250 years, from AI to aerospace.

01

Meet the future of America – in the making

Selected from more than 2,000 submissions, over 100 middle and high school National STEM Champions will share solutions to environmental challenges, AI, public health and more. Their projects reflect the promise of America’s next 250 years, where STEM meets civic action.

02

See the nation’s most exciting STEM innovations

You’ll step into a space filled with innovation from GM, Autodesk and more. From Robotics to astronaut habitats, these cutting-edge experiences let visitors of all ages explore technologies set to transform our world.

03

Catch surprise guests & science celebs

Don’t be shocked if a science celebrity shows up. Past guests have included astronauts, Emmy-nominated TV hosts and YouTube phenoms who drop by to cheer on the next generation and share their own journeys in STEM.

04

It’s free and family-friendly

05

Plan a civic-fueled weekend in DC

Make it a weekend to remember by pairing it with iconic landmarks and DC250 programming.

06

Learn about real pathways to STEM careers

Explore scholarships, internships and job tracks at the intersection of innovation and impact. Festival partners include colleges, nonprofits and employers eager to connect with tomorrow’s leaders today.

07

Celebrate what STEM looks like across America

This isn’t just a festival – it’s a national portrait. With Champions from nearly every state and territory, the Festival showcases the ideas and communities that will shape our country’s future.

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