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Best Science Center for Families by Parents Magazine
COSI Hours and Rates
 
Regular Operating Hours Monday - Saturday
Sunday
10am - 5pm
12pm - 6pm
Extended COSI HoursMore Info
Family Friday Nights - Last Friday of Every Month
Community Open House
- Free Day for the Community, Dec. 6th
First Night
- New Year's Eve Celebration, Dec. 31st
 
5pm - 9pm
10am - 7pm
5pm - 11pm
Mondays Open
Martin Luther King Jr. Day, President's Day, Memorial Day, and Labor Day
Days Closed
Easter Sunday, July 3, September 8-18, Thanksgiving Day, Christmas Eve, and Christmas Day

COSI Members Get in FREE!

A COSI Membership is your passport to year-round learning and fun with discounts on movies, camps, and workshops!
COSI Memberships are Cool!
COSI Resources

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COSI Calendar
Calendar of Events
Help plan your visit to COSI

Map of COSI
Building Map of COSI
Plan your day of fun before you come

View Special Disounts & Coupons

Admission Rates  |  COSI Membership Sale!  Apply same-day exhibits admission toward a membership More Info
Buy Tickets Buy Tickets Online Value Pass
COSI Exhibits,
Live Shows,
& Movies
Exhibits Ticket
COSI Exhibits &
Live Shows
Movie Ticket
Extreme Screen
Single Ticket
Adult (13-59) $19.75 $13.75 $7.50
Youth (2-12) $14.75 $8.75 $7.50
Senior (60+) $18.75 $12.75 $7.50
COSI Member $5.50 FREE $5.50
Children Under 2 years old FREE FREE FREE
Active Military PersonnelMore Info $6.00 FREE $7.50
Certified TeachersMore Info $6.00 FREE $7.50
ASTC MembersMore Info $6.00 FREE $7.50
Big Brothers/Sisters with LittleMore Info $6.00 FREE $7.50
Family Friday Night (Last Friday of Every Month from 5pm - 9pm)More Info
Admission for all ages 2 and over is $8.00 after 5pm for all of COSI  (Under 2 still FREE!)
Groups of 15 or more people:  Please call 614.228.2674 for discounted rates and reservations

All major credit cards are accepted including VISA, MasterCard, American Express, & Discover. Call the COSI Call Center at 614.228.2674 for complete list of details and restrictions. All information posted is subject to change.

Ongoing Available Discounts
If you are member of COESRA, we will discount the card holder’s Adult Exhibits Only Admission rate to $11.75 and the Youth Exhibits Only Admission rate of her/his dependents to $6.75. Must show COESRA card at time of purchase.

COSI also offers a reduced rate of $6.50 (all ages) to visitors who arrive at 3pm or later on Wednesday through Saturday OR 4pm or later on Sunday.More Info

COSI is a not-for-profit institution and your admission, membership, and donations enable COSI to provide quality hands on  educational experiences for people of all ages. Thank you for your support!

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