Bluedorn Science Imaginarium 
503 South St.
Waterloo, IA 50701
319-234-6357
https://www.groutmuseumdistrict.org/sites-exhibits/carl-a-and-peggy-j-bluedorn-science-imaginarium/default.aspx
Science Center: Picnic, Science, Walk
This hands-on science center makes learning scientific principles fun through interactive exhibits and formal demonstrations. Exhibits focus on light and electricity, momentum, liquids, gases and sound.