The COSI building is temporarily closed.
Learn More

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!

How long is a membership good for?

Memberships are valid for 12 months and will expire the following year at the end of the month purchased.

  • September 22, 2015

E-Mail Membership Team

CALL: 614.228.2674
Mon-Sat, 9am - 4pm EST

Member eNews Signup

Signup and receive membership information, upcoming events, new offers just for COSI Members, and more.


COSI Membership