_Take turns in doing something that the Cave-men did at
the feast, and let the children guess what it is._
_Find some good marrow bones and crack them._
_Find out whether we use marrow bones for anything
to-day._
_If you think that you can, make something of the
marrow bones._
_Can you think why bones are filled with marrow?_
_See if you can beat time with marrow bones so as to
help some one do his work._
_See if you can make dishes of pumpkins, squashes,
melons, cucumbers, or anything else that you can
find._