Franklin Institute Franklin Institute is a premier science center offering exhibit experiences and programs that inform and inspire. Interactive exhibits include Space Command, Sir Isaac's Loft: Where Art Physics Collide, The Franklin Air Show. Two-stories high, the Giant Heart would be the accurate size for a 220-foot tall person —someone as tall as the Statue of Liberty! For more than half a century, walking through the Giant Heart has been a ritual of passageway for children in Philadelphia. No visit to The Franklin Institute would be complete without visiting the icon that generations love with all their hearts! Learn how to keep your heart in tip-top shape as you explore this 5,000 square foot exhibition.