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

COSI is now closed

Science Onstage

COSI’s exciting live science shows are included with your admission or Membership. Program schedules are available at the Box Office and Guest Services Desk. Select live shows have limited seating and may be showing seasonally for a limited time.

Rat Basketball

Rat Basketball

Cheer your favorite rat on to victory! COSI’s two resident superstars, a pair of Japanese Black Hooded rats, play a thrilling game of one-on-one in this live demonstration of operant conditioning.

EG

The Electrostatic Generator Show

In this age-old COSI classic, you’ll learn how mutual attraction and electrostatic charge can produce a truly hair-raising experience.

Science of Fireworks

Science of Fireworks

Explore the science behind the oohs, aahs, and wows of fireworks, with lots of explosions along the way. How do fireworks get in the air? Why do they blow up? And what's with all those colors? Don't miss the grand finale, with a roomful of colorful explosions that bring it all together.
May 18, 2016 - July 19, 2016

Pumpkin Patch Science

Pumpkin Patch Science

Join our Gadgeteer for a fun and spooky look at all the things that make us think of autumn. Changing leaves, cool weather, and... explosions? Don’t forget the flying turkeys and flame-throwing pumpkins!
Sept 24, 2016 – Nov 20, 2016

Chermistry LIVE!

Chemistry LIVE!

Dive into the spectacular side of science with the most breathtaking chemical and physical changes out there in COSI’s most explosive show. Will it be loud? Oh, yes!
Jan 6, 2016 - Nov 20, 2016

So Cold It's Hot

It's So Cold It's Hot

If you think it's cold outside, come in to the Gadgets Stage for an explosive look at our favorite frozen demos, from dry ice to liquid oxygen. The show climaxes with a three-barreled liquid nitrogen salute, Boom! Boom! BOOM!
Jan 11, 2017 - Feb 26, 2017

Holiday Lights

Holiday Lights

Our intrepid gadgeteer takes us on a whirlwind tour of holiday lighting - from the single candle to the electric lamp, with stops along the way for explosions, liquid nitrogen fun, and a reindeer-powered generator that triggers 12,000 holiday lights!
Nov 23, 2016 – Jan 8, 2017