Get ready for some serious science!

Schedule of Events

Big Science Celebration

Ohio’s largest annual science event, the 2021 COSI Science Festival, is coming May 5 - 8, 2021. The third annual COSI Science Festival will include dozens of unique online events showcasing incredible science being done in Ohio and proving again that science truly is everywhere and for everyone.


Your Support Matters

We invite you to join us as we bring science learning to all and raise awareness of the pivotal role STEM plays in our daily lives.

Become a Sponsor