October 18 @ 2:00 pm - 3:00 pm Hocus-Pocus Slime Science (Ages 6+ w/adult) Elkridge Branch Library 6540 Washington Blvd,, Elkridge, MD, United States Come explore the science of chemistry as we brew up some fiendishly fun slime for Halloween. Free
October 18 @ 2:00 pm - 3:00 pm Chemistry in the Library: The Hidden Life of Spices (grades 2 and up) Miller Branch Library 9421 Frederick Rd, Ellicott City, MD, United States Join a chemist from the American Chemical Society for a hands-on program on the chemistry of the hidden life o Free
October 18 @ 2:00 pm - 3:00 pm Guess Who? STEM Game for Young People Ages 12-18 Long Branch Library 8800 Garland Ave, Silver Spring, United States The Guess Who? STEM game will highlight pictures of famous people in the STEM profession. Free
October 18 @ 2:00 pm - 3:00 pm Chess Club Charles County Public Library 10405 O'Donnell Place, Waldorf, MD, United States Players of all ages are invited to join Chess Club at Waldorf West! Free
October 18 @ 2:00 pm - 3:00 pm LEGO Challenge Broadneck Branch 1275 Green Holly Dr, Annapolis, MD, United States Take the LEGO Challenge and build a masterpiece! Free
October 18 @ 2:00 pm - 3:00 pm LEGO Club Hagerstown Branch 100 S. Potomac St., Hagerstown, MD, United States Children ages 4 and older, come build with LEGO. A new LEGO building idea every month. Free
October 18 @ 2:00 pm - 3:30 pm Electric Moving Head Fan: Makerspace Maryland STEM Festival Elkridge Branch Library 6540 Washington Blvd,, Elkridge, MD, United States Engineer a standing, electric fan while learning the principles of convection and evaporation. Free
October 18 @ 2:00 pm - 3:30 pm 3D Print Keychains Wicomico Public Library-Paul S Sarbanes Branch 122 South Division Street, Salisbury, MD, United States 3D printing Free
October 18 @ 4:00 pm - 5:30 pm Animate the Stars: Where Science Meets Art White Oak Library 11701 New Hampshire Avenue, Silver Spring, United States Learn how to use state of the art animation techniques to illustrate the movement of stars and planets. Free
October 19 @ 12:00 am - 11:30 pm MD STEM Fest Reading Challenge Online Discover STEM fun. Complete STEM-themed activities and read books to fill your bingo board. Free
October 19 @ 8:00 am - 10:00 am Toddlergarten: Making Observations Maryland Science Center 601 Light Street, Baltimore, MD, United States Learn how your toddler grows in this workshop about making observations. $55.00
October 19 @ 10:00 am - 4:00 pm Open Explore Kid Museum 3 Bethesda Metro Center, Bethesda, MD, United States KID isn’t your typical museum: everything in our space is an interactive, hands-on experience, so no two visit $15.00