COSI is open Thursday through Sunday, 10am – 5pm. Get your tickets now!

Science boxes with five days’ worth of themed STEM activities and science experiments for kids delivered right to your front door!

COSI Connects Kits - Science boxes with five days’ worth of themed STEM activities and science experiments for kids delivered right to your front door!

Amenities & Accessibility

COSI Accessibility and Inclusion Statement for People with Disabilities

COSI’s Accessibility and Inclusion Statement for People with Disabilities details many of the resources and amenities currently offered at COSI to our guests with disabilities.

Download the COSI Accessibility and Inclusion Statement for People with Disabilities.

COSI's Guest Relations Team is ready to assist with any needs during your visit to COSI. The Guest Services desk is located in the Atrium on Level 1 (main entrance) of the building.

Sensory bags now available!

COSI Sensory Bags are a FREE resource for kids and adults with sensory needs to improve their COSI experience. The Sensory Bags provide tools that can support processing and coping skills including: Noise cancelling headphones, visual schedules, fidgets and bubbles.
The items in the Sensory Bags are sanitized after each use.

Please stop by the Guest Services Desk with a photo ID to checkout a Sensory Bag and return it to the desk at the end of your visit.

Stroller, Wheelchair, and Electric Scooter Rentals

The Guest Services Desk in the Atrium rents single strollers, double strollers, wheelchairs, and electric mobility scooters and accepts payment by cash or credit card. Mobility devices are available on a first-come, first-served basis. A driver's license is required to rent any item for the day. Funds from mobility device rentals help to support COSI’s mission as a non-profit science center. Daily rental rates are:

  • Single Stroller: $6 COSI Members, $8 nonmembers
  • Double Stroller: $8 COSI Members, $10 nonmembers
  • Wheelchair: $8 COSI Members, $10 nonmembers
  • Electric Scooter: $20 COSI Members, $22 nonmembers

Exhibit & Theater Access

Every exhibit and the 7-story National Geographic Giant Screen Theatre are handicapped accessible through the four elevators located throughout the building

First Aid

Basic first aid supplies (band-aids, ice packs, etc.) are available at the Guest Services desk. In addition, a first aid room is located behind the Guest Services desk in the Atrium.


Large lockers are available for $1 per use and are located on Level 1 and the Mezzanine Level for your convenience.

Lost and Found

COSI provides lost and found services at the Guest Services desk in the Atrium. Items that are turned in to lost and found can be claimed during business hours. Items can be mailed to the owner for a small fee.


The main elevator is located in the Atrium. In addition, there are two additional elevators located in the north and south wings of the building. There is also an elevator just inside COSI’s East Entry that allows access out to Washington Boulevard as well as COSI’s Central High Meeting Room.

Family Restrooms

COSI offers family restrooms on all exhibit levels. Changing tables are available in both men’s and women’s restrooms.

little kidspace®

COSI provides an interactive and participatory environment just for infants, toddlers, preschoolers, kindergartners, and first graders. The little kidspace® area offers many amenities for families to use while exploring this exhibition area. The amenities include a bottle warmer, and a nursing room.

Smoking Areas

COSI’s designated smoking areas are outside of the East and West entrances to COSI. The West Entry area is located by the Dinosaur sculptures and the East Entry area is located on English Plaza adjacent to Washington Boulevard. Both areas are equipped with benches and bins.

Public Telephone

A phone for guest use is available at the Atrium Guest Services desk. See a COSI Team Member for assistance if you need to make a call.

Calming Room

Available Whenever COSI is Open

The Calming Room, located on the first floor near the Guest Services desk, can be used by overstimulated children and individuals who need a brief moment away from the COSI environment. The Calming Room is free for use by families with children on the autism spectrum or with other cognitive conditions. Please inquire at COSI’s Guest Services Desk for details.

View Photos of the Calming Room

COSI Mobile App

Sensory Friendly
Environment Map

COSI Membership