Ellis meets a water resource engineer and discovers the good, the bad, and some surprising facts about dams. 

Curious about what it takes to build a recording studio, Ellis visits The Record Co. in Boston. He learns what makes these spaces so special and their construction processes so specialized. (Music excerpted with permission from Che...

Ellis meets the Massachusetts Secretary of Transportation and Highway Administrator and learns about roads, bridges, snowplows, and more. 

Ellis learns how to uncover the hidden secrets in dirt, and why soil testing is important for health, safety, and stability. 

Ellis talks with his camp's music teacher and a fellow camper about the sounds of construction, and how they are similar to music.