OMSI offers structured packages that include museum access and private celebration space. Parties are typically held on during two time slots: 10:00 am – 11:30 am and 1:00 pm – 2:30 pm .

This isn't a living room party budget. Expect to spend between for a base package for 10–15 children.

This guide is designed for parents or guardians planning the event, covering everything from booking to the actual schedule.