
June 11-19, 2022
Get behind the wheel and experience equipment that builds roads, bridges, and buildings!
COSI invites you to explore the science and technology of construction by trying it out first hand and learning with real engineers.
From small tools to big equipment, you’ll discover how big jobs get done. A multitude of pieces of construction equipment will be on hand to explore.
Science of Big Machines will be located on the West side of the COSI building and is included with COSI General Admission and Memberships.

June 11-19, 2022
Get behind the wheel and experience equipment that builds roads, bridges, and buildings!
COSI invites you to explore the science and technology of construction by trying it out first hand and learning with real engineers.
From small tools to big equipment, you’ll discover how big jobs get done. A multitude of pieces of construction equipment will be on hand to explore.
Science of Big Machines will be located on the West side of the COSI building and is included with COSI General Admission and Memberships.