The Hill Country Science Mill, a regional science center in Johnson City, TX, will host a family-friendly Snow Day on Saturday, January 9th from 11am-1pm. Snow will be delivered to the backyard of the Science Mill to create a winter wonderland in the Texas Hill Country. Activities will include using a catapult to launch snowballs through targets onto one of the building’s iconic silos, a snow pit for snow art and castle building, snowball throwing with radar speed checks, playing an ice ball ...