Billy decides to have a party to show the other kids that he can play baseball, but his young helper's mistake almost spoils the plan.

How did we get to be US? Who are WE? This story for the younger reader, set in the period some 50,000 years ago when an almost explosive change in people's behaviour occurred, addresses these questions. From this period on, people, the Cro-Magnon or Homo sapiens sapiens who are considered to be our ancestors, became what we term human. This recreated story presents a sister and brother in a sequence of events that fits what little is known about that...