Tin Can Telephones

hello...can u hear me?





Some websites with information on tin can telephones:

http://amos.indiana.edu/library/scripts/phone.html

"Can two cans and a string really be used to talk over a distance?." from HowStuffWorks.com.

Planet Science's Sound Check article: Tin Can Telephone

Optimizing a Tin Can Phone

How To Make a Tin Can Phone