171.Arty the part-time astronaut Travel on a learning quest through our solar system. learn about all nine planets. a kid's astronomy site with animations, activities, and games for the future astronomer and astronaut.... http://www.artyastro.com/ - 30.01.2006 à 17:56
172.Stone age artifacts of the world Stone age time line of world artifacts, casts, pictures, descriptions of paleo indian, clovis, archaic, woodland, mississippian culture, etc. and history of flintknapping... http://lithiccastinglab.com/ - 30.01.2006 à 17:26
