Science Mill

An interactive science museum in a historic 1880s mill in Johnson City, Texas

Johnson City, TX

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National Mole Day

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October 2026

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From publicly posted calendar Checked 22 hours ago

National Mole Day

Fri, Oct 23, 2026 • 10:00 AM—4:00 PM · Science Mill · Johnson City, TX

Get ready to celebrate one of chemistry’s most iconic numbers! National Mole Day brings the microscopic world of atoms and molecules to life through fun,…

Solar Car Workshop

Sat, Oct 24, 2026 • 11:00 AM—11:45 PM · Science Mill · Johnson City, TX

Discover how sunlight can be transformed into energy as you build and test your own working solar-powered car at the Science Mill! Young engineers will…