Sunday, April 26, 2026
Noon - 5:00 PM
Montgomery College (Rockville Campus)
51 Mannakee St, Rockville, MD 20850

Admission and parking are FREE!



Make plans to join 4,000 visitors for the largest STEM festival
in Montgomery County featuring 120+ exhibitors from around the region.

Robots + Rocket Building & Launches + Reptiles + Medicine 
Environmental Science + Electric Cars + Chemistry + Telescopes
Math Games + Engineering + Makers + Coding & so much more!
 
Food will be available for purchase.
Rain or shine!















Here are just a few of the exhibitors who have signed up to attend:
National Institute of Standards and Technology (NIST)
National Aeronautics and Space Administration (NASA)
​Laboratory for Evolutionary Neuroscience at George Washington University
Montgomery County Department of Environmental Protection
University of Maryland Radiation Facilities 
University of Maryland, Cyber-Physical Systems Engineering
University of Maryland Infant and Child Studies Consortium
Maryland Robotics Center
Montgomery College Science Departments
United States Pharmacopeia
NARHAMS Model Rocket Club
American Chemical Society
Interstate Commission on the Potomac River Basin
National Cryptologic Museum
National Capital Radio & Television Museum
Maryland STEM Festival
InspireLabs
Adventist Health Care
National Museum of Civil War Medicine
Izaak Walton League of America
Second Chance Wildlife Center
Echoes of Nature
MoCo Makers
Montgomery Amateur Radio Club
Croydon Creek Nature Center
M-NCPPC Paleontology Office
Electric Vehicle Association of Greater Washington DC
Westminster Astronomical Society Inc
Gaithersburg Community Museum
Natural History Society of Maryland
Montgomery County 4-H 
& numerous student robotics teams