COSI is open Thursday - Sunday from 10am – 5pm! Get your tickets now!

Science boxes with five days’ worth of themed STEM activities and science experiments for kids delivered right to your front door!

COSI Connects Kits - Science boxes with five days’ worth of themed STEM activities and science experiments for kids delivered right to your front door!

What if my digital membership card has errors or needs updated?

o To update your membership information, contact us online, call 614.228.COSI or This email address is being protected from spambots. You need JavaScript enabled to view it..
  • October 20, 2020