|COSI After Dark - a 21+ Event - Barbecue|
02 Jun 2016 5:30PM - 10:00PMSummer 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...
18 Jun 2016 10:00AM - 5:00PMIncluded 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...
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