Events for October 30, 2026

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STEM Fest Friday

Harford County Public Library 120 N. Union Ave, Havre de Grace

In honor of the Maryland STEM Festival, we are showcasing a variety of hands-on technology. Each week we will highlight something new. Stop by and check it out!

No registration required.

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Game Night

Mathnasium of Waldorf 3022 Festival Way, Waldorf

Friday October 30th we will host our usual monthly Game Night & Chess Club. Bring your friends and siblings to game night let’s have some fun!

Free

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Mathnasium of North Potomac Halloween Party

Mathnasium of North Potomac 12150 Darnestown Road, Gaithersburg, MD 20878 12150 Darestown Road, Gaithersburg

We are having a Halloween Party for our students, friends, and community members.
We will be having spooky games, fun snacks, candy, and more!

Free
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Mathnasium Halloween Party

Mathnasium of North Potomac 12150 Darnestown Road, Gaithersburg, MD 20878 12150 Darestown Road, Gaithersburg

We are having a Halloween Party for our students, friends, and community members. We will be having spooky games, fun snacks, candy, and more!

Free

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Mathnasium Halloween Party

Mathnasium 10132 Baltimore National Pike Unit K, Ellicott City

Join us for a spooktacular Halloween Party at Mathnasium on Friday, October 30th, from 7:00–8:30 PM! Enjoy Halloween-themed games, fun activities, sweet treats, and a costume contest! Come dressed in your best Halloween costume and get ready for a night of spooky fun!

Free