Snow Day is Jan. 18, 2025, at the Science Mill in Johnson City. Courtesy photo

The Science Mill in Johnson City is bringing in 28 tons of real snow for a flurry of fun learning activities and demonstrations. Snow Day 2025 is Jan. 18 from 10 a.m.-2 p.m.at the hands-on science, technology, engineering, and math (STEM) museum, 101 S. Lady Bird Lane.

Events include:

  • Snow Pit (all day)
  • DIY Snow (10 a.m. and noon)
  • Spaghetti Engineering Challenge (11 a.m. and 1 p.m.)
  • Liquid Nitrogen (10:30 a.m. and 1:30 p.m.), which demonstrates the chemical properties of a super-icy substance as everyday objects are exposed to liquid nitrogen at minus-321 degrees
  • Vortex Cannon (12:30 p.m. with Frosty Bubbles), which creates toroidal vortices as educators explain how even the smallest particles and molecules in the air experience the physics of friction
  • Frosty Bubbles (12:30 p.m. with Vortex Cannon) demo that teaches about sublimation
  • Fros-Tee Challenge (11 a.m., noon, and 1 p.m.)
  • Snowball Slingshot that launches snowballs at hanging hula-hoop targets.
  • Mini-Sled Derby

Find a full schedule of Snow Day activities at ScienceMill.org, where you can also purchase tickets in advance.

FOOD VENDORS

The following vendors will be set up on site.

  • Kona Ice (snow cones and cocoa)
  • Myra Taco Shack
  • Johnson City Coffee Co. (packaged sandwiches and wraps, coffee)
  • Hot Dog King
  • Masshole Foodtruck (lobster rolls)