Digital ethics curriculum released by researchers at Harvard et al - curricular materials called, "Our Space: Being a Responsible Citizen of the Digital World"developed for High School Students
Might be helpful to note that Prensky updated his digital natives/immigrants concept to "digital wisdom." I blogged about and linked to that in "From digital people to digital wisdom": http://www.netfamilynews.org/?p=29945
website provides information for educators, parents, carers, and young people. It is used to strengthen their awareness and understanding of what digital citizenship is and encourages users of technology to be and become responsible DIGItal citiZENS