Today's Hours: 
10am - 5pm
Today's Hours: 
CLOSED
Today's Hours: 
CLOSED
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm

COSI is now open!

General Admission Discounts and Promotions

Amazon Smile

Amazon Smile

Finish up your holiday shopping, and give back at the same time! When you shop at smile.amazon.com, Amazon donates to COSI!

For each eligible purchase, Amazon will donate 0.5% of the price to COSI.

*Please note that COSI will appear as "Franklin County Historical Society" when you visit the unique AmazonSmile URL. There are multiple Franklin County Historical Societies. The unique URL will automatically sign you up to donate to the Franklin County Historical Society located in Columbus, OH and founded in 1948 -- that's COSI!

Save $2 off General Admission WOSU MemberCard Club

Save $2 off General Admission WOSU MemberCard Club

Members can present either the traditional plastic WOSU MemberCard or the WOSU MemberCard mobile app to receive $2 off general admission (up to 4).

  • End Date: Monday, 05 September 2016
ASTC & ACM Members

ASTC & ACM Members

Free exhibits admission with a current ASTC membership card; 50% off exhibits admission with a current ACM membership card. Maximum of 2 adults and 4 children admitted free to COSI for reciprocal ASTC members; 50% ACM discount is valid for up to six people. Science centers within 90 miles of one another are excluded from the program unless lifted by mutual agreement. Please call ahead to verify that you are eligible for the reciprocal admission benefit.

Family Friday Night

Family Friday Night

Admission is $15 for adults and $10 for youth on the last Friday of the month from 5:00pm to 9:00pm!
Military Discount

Military Discount

Active, Reserve, and Retired Military - $2.00 off per person in the immediate family with proper ID. Active military also qualify for discounted memberships.

Senior Discount

Senior Discount

Seniors (ages 60 and up) receive a $2 discount on COSI general admission. Valid state-issued ID may be requested at the time of purchase.

Only available for purchase at COSI's Box Office. Cannot be used online.

Certified Educator Discounts

Certified Educator Discounts

Certified Teachers: FREE Admission! Teachers also qualify for discounted memberships.

Group Discounts

Group Discounts

Groups of 12 or more recieve special discounts to visit COSI.

COESRA Discount

COESRA Discount

$2.00 off exhibit admission with COESRA card. Applies to COESRA card holder and dependent children only.


Tech Studio

This Week's Hours

Sunday
Feb-18
10am - 5pm
Monday
Feb-19
10am - 5pm
Tuesday
Feb-20
CLOSED
Wednesday
Feb-21
10am - 5pm
Thursday
Feb-22
10am - 5pm
Friday
Feb-23
10am - 9pm
Saturday
Feb-24
10am - 5pm