archeology
Time Team America
This is the companion site for the PBS series Time Team America. Time Team America shows archeologists on real digs in the US, and the website includes background information both about individual digs and the field of archeology more generally. In addition to the bckground information, complete episodes can be viewed for free at the pbs video portal here: http://www.pbs.org/video/program/1100231536/
Virtual Age- Dating: a free interactive tool that explains "carbon" dating
Virtual age-dating is an interactive tool that describes how geologists and archeologists are able to determine the age of samples. Aimed at high school level and above, but an interested middle school level child could grasp the concepts introduced with help. Students should be familiar with the concept of ions , percentages and how to read data off a graph to do the exercise. FWIW, I think the scale of some of the graphs are poorly chosen, and make it difficult to be as precise as the exercise requires; a per
