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September Weekend Butterfly ID Class & Walk

Gudelsky Environmental Education Center 10520 Old Frederick Road, Woodstock

Join experts from the Howard County Bird Club for a morning all about butterflies!

Free

Holly Hills Fall Festival: Workshops, Volunteer Event, and Open House

Holly Hills 14270 Burntwoods Rd, Glenwood

Join Howard EcoWorks on Saturday, September 26, for the Holly Hills Fall Festival, a family-friendly open house celebrating two years of stewardship at our 16-acre headquarters in Glenwood. The festival will feature hands-on activities and demonstrations, including a biochar burn demonstration (weather permitting), a morning native tree nut and seed collection activity, a tree maintenance workshop, and a volunteer forest and tree maintenance activity. Enjoy snacks and birthday cake as we celebrate two years at Holly Hills!

Throughout the day, visitors can explore the property through self-guided tours, check out our plans for the future, connect with local conservation partners, and shop the Seeds of Change Native Plant Nursery featuring Mid-Atlantic ecotype native perennials, shrubs, and trees.

Hands on Activities:
Volunteer | Native Tree Nut & Seed Collection — 10:00 AM–11:30 AM
Biochar Burn Demonstration — 10:30 AM–12:00 PM, weather permitting
Tree Maintenance Workshop — 1:00–1:30 PM
Volunteer | Forest & Tree Maintenance — 1:30–2:30 PM

All Day:
Seeds of Change Native Plant Sale
Holly Hills Open House & Self-Guided Tours
Partner Information Tables
Snacks & Birthday Cake

Free

Morgan State University STEM Expo featuring OIC of America STEMFest

Morgan State University 1700 East Cold Spring Ln, Baltimore

Join Morgan State University for an exciting day of hands-on STEM activities, games, demonstrations, and workshops at the 2026 STEM Expo featuring OIC of America STEMFest. Free and open to K–12 students, families, and community groups, the event will connect participants with DMV-area innovation, industry, STEM careers, and educational pathways. Attendees can also enjoy free giveaways and guided campus tours while exploring the possibilities of STEM.

Free

Game Escape

IGDA Baltimore 5 West North Ave, Baltimore

Game Escape is back!
Last year, more than 250 people filled the Parkway to play locally made indie games and meet the people creating them. On September 26, Game Escape returns with 14 independent games created by developers in and around Maryland, plus live video game music from the Baltimore Gamer Symphony Orchestra Small Ensembles.
No controllers required. We’ll have those. Just show up and play.

Free

Robotics Boot Camp at Wheaton Library- Media Lab

Wheaton Library 11701 Georgia Ave, Wheaton

This is a 4-week robotics program presented by two High School juniors at Walter Johnson High School with a passion for STEM, who have participated in the First Lego League competition for two years.

Registration is required