Cave Twins

Lucy Perkins has given us many books featuring twins that give a child insight into different cultures and countries. In this one she explaining prehistoric man and his environment: "This is a story about things that happened ages and ages ago, before any of us were born, or our great-great-grandfathers either, for that matter. It was so very long ago that there were no houses, or farms, or roads from one place to another, and there was not a single city, or a town, or even a village in the whol