Saturday, December 14: Celebrate the holiday season with COSI from 10am to 3pm! Participate in our Holiday RATiO Scavenger Hunt, participate in other holiday activities throughout the day, and be entered to win some exciting prizes!Learn More
Saturday, December 7: From 11am to 3:30pm, spot a counterfeit bill, learn what money is made of, play a marketplace game, and even learn how to start a savings account! Free with COSI admission or Membership.Learn More
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