Silly Science Sunday

Join us for our 15th annual STREM Festival on Sunday, September 14, 2025, 11 AM - 4 PM at Wean Park.

OH WOW! spills onto Wean Park, downtown Youngstown, for a festival focused on hands-on, interactive STEM displays, exhibits, and stage shows!

Join us at Silly Science Sunday and enjoy free parking at parking lots indicated on the map. Street parking is also available.

Admission Free - no registration required

Get Involved

Become an exhibitor – Apply online 
Become a food vendor - Apply online 

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• Become a Sponsor
• Join the Planning Committee
• Volunteer at the Event

Contact, Colleen, manager@ohwowkids.org or 330.744.5914