I just happened across this "how to" page provided by the University of Illinois, Extension, and it describes 4 different ways to candle eggs: making a wooden box, using a coffee can, using an overhead projector, and using a flashlight and black construction paper.
I thought it was pretty nifty.
Go here and see: http://urbanext.illinois.edu/eggs/res25-candler.html
I thought it was pretty nifty.
Go here and see: http://urbanext.illinois.edu/eggs/res25-candler.html