Tin Can Phones? Uh. What?

Leah raised an eyebrow at that. It seemed cool, but she doubted that it would actually work. Even with Professor Moxley's explanation about sound waves, it was difficult to believe that two cans and a string could make a telephone. She shrugged and drew the diagram into her notes.

The Puff went over to the Professor's desk to get the materials needed. Two cans, one hammer, one nail and a string. Simple enough. She observed these objects as she returned to her seat. Hmmm, first step: Make a HOLE.