October 17 @ 2:00 pm - 3:00 pm Calling All Halloween Hooligans! Build a Haunted Halloween House! Olney Library 3500 Olney Laytonsville Rd, Olney, MD, United States Make a Haunted Halloween House! - In-person at Olney Library Free
October 25 @ 10:00 am - 2:00 pm St. Mary’s STEAM Festival St Mary's County Fairgrounds 42455 Fairgrounds Rd, Leonardtown, MD, United States Our annual STEAM Festival is set up in a fair-style manner. Attendees can visit exhibitors at their own pace. Free
October 28 @ 9:30 am - 11:00 am STEM of Many Colors George Washington Carver Center for Arts and Technology 938 York Rd,, Baltimore, MD, United States HS learn about different STEM Careers Free
November 1 @ 10:00 am - 2:00 pm HCC Annual STEAM Fest Hagerstown Community College 11400 Robinwood Drive ARCC, Hagerstown, MD, United States A variety of STEM and art related activities suitable for all ages and interests. Free
November 1 @ 1:00 pm - 4:00 pm Frederick STEM Carnival at Carroll Creek Carroll Creek Park Frederick Join us for STEM fun at Carroll Creek Free
November 16 @ 1:00 pm - 4:00 pm Maryland STEM Festival Closing Ceremony Gaithersburg Library 18330 Montgomery Village Ave., Gaithersburg, MD, United States Say goodbye to the 2025 Maryland STEM Festival Free