For Families

Birthday Parties for Ages 6-11

Have your child's birthday party at COSI! COSI birthdays are a mix of silly science and serious fun! Please submit your reservation at least three weeks in advance.

Download Printable Invitations

Dinosaur Adventure

Dig in to this party to learn how dinosaurs might have lived and died. Extract some DNA that you can take home, hold and examine real dinosaur fossils, and become a paleontologist in COSI's dinosaur fossil pit.
  • Age Level: Ages 6-11


Put on your deerstalker cap, grab your magnifying glass and learn some of the tricks that made Sherlock Holmes the world’s greatest detective. Test your observation skills, gather fingerprints from evidence, and use chromatography to separate out the chemicals in ink. The game is afoot in COSI's latest birthday party experience!

  • Age Level: Ages 6-11

Astronaut Adventure

Enter the solar system and search the universe examining past discoveries, today’s technology, and the infinite possibilities of the future.
  • Age Level: Ages 6-11

Gross Science

Explore some of the gross process that makes your body work with our new Gross Science birthday party theme. Discover how your body defends its self from pathogens, dig into digestion, and get slimy making your own snot.
  • Age Level: Ages 6-11

Busting Myths

Try some famous science myths by experimenting with electricity, cooling off with liquid nitrogen, playing tug-of-war with phone books, and exploring what happens when you mix Mentos with diet soda.

  • Age Level: Ages 6-11