Object: A saltine cracker in a plastic bag.

Lesson: Helping others; sharing.

This is a difficult text even for adults. In order to help the children make some sense out of it, I have brought a saltine cracker in a baggie. I begin by asking the kids, "Do you know what a crumb is?" No one is sure enough to describe a crumb to me, so I take the baggie with the cracker out of my pocket, hold it up and ask, "Is this a crumb?"

"No!" I am told, "It's a cracker!"

"That's right. It's a cracker. But what if I do this...?" With those words I crush the cracker (still in the baggie to contain the crumbs). "Now," I continue, holding up the crunched pieces, "do I still have a cracker?"

"No, you have a bag of crumbs."

"Aha!" I respond. "So, now we know what a crumb is. It's a piece of something -- a…