ALEXANDRIA, VA – Science, costumes, and a little bit of Halloween magic will collide at the 10th Annual Spooky Mad Science Expo on Saturday, October 18, from 3 to 7 p.m. at the Patrick Henry Recreation Center, 4653 Taney Ave. A rain date is set for October 25.

Now one of the region’s largest STEAM outreach festivals, the Expo has grown into a can’t-miss fall tradition. Families, educators, artists, and innovators will gather for an afternoon filled with 100+ hands-on stations, robotics showcases, live demonstrations, youth-led programming, and the crowd-favorite Sky Dome planetarium.

The celebration kicks off with the STEAM Costume Parade at 2 p.m., followed by a contest at 6 p.m. Costumes are encouraged for all ages—especially scientists. Guests can also look forward to music, food tr

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