COSI is open Thursday through Sunday, 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!

Can member children visit COSI when a parent is not present?

Yes, children should present their parents’ membership card at the Box Office. Children of driving age must provide a photo ID at check-in. Children 12 and under must be with an adult chaperone.

  • September 22, 2015