October 3 @ 2:00 pm - 3:00 pm Home Builders Online Bring the National Zoo to your preschool to learn how animals and humans create a safe and comfortable homes. Free
October 5 @ 12:00 pm - 5:00 pm STEM & Hispanic Heritage Month Celebration Carroll Creek Park Frederick Mini piñatas, sticker art, scratch art, and more. Free
October 5 @ 12:30 pm - 6:00 pm Prince George’s County Secure AI Summit Prince George's Community College 301 Largo Road, Largo, MD, United States This event focuses on AI's impact on business and education for the common citizen. Free
October 7 @ 10:00 am - 5:00 pm Cardboard Challenge: MASKS (Ages 5-11) Glenwood Branch : 2350 MD-97, Cooksville, MD, United States Engineer a 3D mask using cardboard, recyclables, & your imagination. Masks are then displayed from Oct. 18-19. Free
October 8 @ 6:00 pm - 7:00 pm STEM-tastic: Volcanoes! Upper Marlboro Branch Library 14730 Main St, Upper Marlboro, United States Become a scientist by conducting hands-on, fun science activities using basic scientific principles. Ages 8–12 Free
October 9 @ 2:00 pm - 3:00 pm Conservation Classroom: Exploring Ecosystems with Otters Join us for a virtual field trip as we explore ecosystems and otters! Free
October 9 @ 4:00 pm - 5:30 pm STEAM Night @ KIPP Harmony Academy KIPP Harmony Academy 2000 Edgewood Street, Baltimore, MD, United States STEAM Night will be a fun with a variety of experiments and demos in the arts, science and health/wellness. Free
October 10 @ 5:30 pm - 7:00 pm STEAM Fall Fun Festival Lyon Mills ELementary School 9345 Lyons Mill Road, Owings Mills, MD, United States hands-on activities and interactive booths. Various organizations will be present, showcasing STEAM Free
October 10 @ 6:00 pm - 7:00 pm Robotic Pumpkin Smash North Carroll Library 2255 Hanover Pike, Hampstead,, MD, United States Each year the Robo-Lions Robotics Team (www.robo-lions.org) build a new robot to smash pumpkins!! Free
October 12 @ 10:30 am - 12:00 pm Planting a Pollinator Garden — Presented by the Bowie Green Team South Bowie Branch Library 15301 Hall Road, Bowie, United States Fall is the best time to plant a perennial pollinator garden. Free
October 12 @ 1:00 pm - 4:00 pm Community Stem Day Rockville Science Center hjlichtman@lichtman.ws, Rockville, MD, United States Join us for an exciting afternoon of hands-on STEM learning and exploration for all ages. Free
October 12 @ 2:00 pm - 3:00 pm Blendies: Color Blending Spinners Damascus Library 9701 Main Street, Damascus, Maryland Explore symmetry and balance with a reconfigurable spinning top! Online preregistration required. Free