Good use for a Concordance

These days when all your bible study resources are available on-line or on a CD, what to do with those three-inch thick Strong's and Young's concordances that are taking up shelf space?

This morning at around 5:30 am I was propping up the end of Cameron's truck bed with them, Strong's on one side and Young's on the other. He is sick with a cold and can hardly breath when laying flat. It seemed to help.