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.
Make a Party Reservation
Please note that selected COSI program reservations are subject to a nominal processing fee. Proceeds from this fee help to support COSI, a not-for-profit organization. For selected programs, transaction fees may be waived for COSI Members as a benefit of membership.
Party packages for children ages 3 through 5.
Party packages for children ages 6 through 11.
Create your own rocket to guide you through a space adventure! Launch rockets, experience the vacuum of outer space, and don't forget the epic landing!
Dig into this party to learn how dinosaurs might have lived and died. Hold and examine real dinosaur fossils and become a paleontologist looking for ancient remains.
Grab your magnifying glass and get ready to become a detective! Test your observation skills, gather fingerprints for evidence, and decipher a mystery.
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