http://youtu.be/G-wzRH_RMwg
Use pliers to stretch the site of the hole away from the rest of the tube, then tie around the stretched area with string. I guess it’s a good use for the string from the pizza. Young man was collecting it (the pizza string) the other day and calling, “Pizza!”
I saw this on one of my favorites, the Afrigadget blog, http://www.afrigadget.com/2013/02/22/how-to-fix-a-bicycle-tube/