COSI Open Hours
Regular Operating Hours
Wednesdays through Saturdays
10:00am to 5:00pm
12:00pm to 6:00pm
Additional COSI Hours
- Family Friday Nights (Last Friday of Every Month)
- 5:00pm to 9:00pm
Admission Rates
COSI Exhibits Admission
| Group | Price |
|---|---|
| Adult (13-59) | $13.75 |
| Senior (60+) | $12.75 |
| Youth (2-12) | $8.75 |
| COSI Member | Free! |
COSI Value Pass
| Group | Price |
|---|---|
| Adult (13-59) | $19.75 |
| Senior (60+) | $18.75 |
| Youth (2-12) | $14.75 |
| COSI Member | $5.50 |
Especially for Educators
COSI In The Classroom
COSI teachers travel to your K-8 classroom to teach science. learn more...
Boys Discover...Engineering!
COSI's career-exploration program for middle-school boys. learn more...
Online Classroom Activities
Try out these online activities aligned to Ohio Science Standards. learn more...
The Latest News at COSI
Help Inspire Our Littlest Scientists
Support early science education.
By making a tax-deductible donation to COSI, you will support early science education and help the youngest children in our community to discover science in their everyday world. learn more...
Also Check Out:
Community Open House
Community Open House
Community Open House is COSI's annual FREE day! Visit all of COSI and catch one of our featured films on the 7-story Extreme Screen Theater, all for free on Sunday, December 6, 2009, 10am to 7pm. learn more...
Give the Gift of a COSI Membership!
Looking for the perfect holiday gift? Give your friends and family a gift that dazzles, amazes, delights, and lasts all year long. Special Offer! As a bonus gift, receive a $10 Max & Erma's gift card with every gift membership purchase (while supplies last). learn more...
Offerings for Families
Experience the Joys of Toys: Classic Toys - November 28
A day to play with timeless and classic toys, 10am-4pm learn more...
Experience the Joys of Toys: Board Games - December 4
Play the newest and classic board games, 4pm-9pm learn more...
Flavors of the Season Family Workshop - December 12
Sample the delicious science of the flavors of the season learn more...