Today
10am - 5pm
Today
10am - 5pm
Today
10am - 5pm
Today
10am - 5pm
Today
10am - 5pm
Today
10am - 5pm
Today
10am - 5pm

COSI is now closed

Upcoming Events

COSI After Dark - a 21+ Event - Barbecue
02 Jun 2016 5:30PM - 10:00PM
Summer is almost here and so is grilling and barbeque season! Let COSI After Dark help you have the best barbecue and grilling meals on the block. Experts from North Market Spices will be here to talk about wha...
Big Machines
18 Jun 2016 10:00AM - 5:00PM
Included with COSI General Admission or Membership Bulldozers, dump trucks, and forklifts converge in downtown Columbus again this year for COSI’s annual Science of Big Machines. Get behind the wheel and op...

COSI Newsflash

Camp-In is the ultimate indoor camping experience where scouts, youth and school groups spend the night and enjoy all of the classic COSI experiences, shows in the Giant Screen Theater and Planetarium and the ever-popular Dance Mania
Learn More

Summer Hours:
May 3 - Sept 5, 2016 Mon-Sun: 10am-5pm*

*Last Friday of each month: 10am - 9pm
*July 1: CLOSED
Learn More

COSI's School's Out Camps
When school is out, COSI is in! School's Out Camps provide the perfect opportunity for students K-5 to learn and have fun on school holidays.
Learn More

Sunday
May-29
10am - 5pm
Monday
May-30
10am - 5pm
Tuesday
May-31
10am - 5pm
Wednesday
Jun-01
10am - 5pm
Thursday
Jun-02
10am - 5pm
Friday
Jun-03
10am - 5pm
Saturday
Jun-04
10am - 5pm