Did you know PBS streams 136 Frontline programs free of charge? These shows contain some of the best investigative journalism on today's more important topics. From Frontline's site,
Since its inception, FRONTLINE has never shied away from tough, controversial issues or complex stories. In an age of anchor celebrities and snappy sound bites, FRONTLINE remains committed to providing a primetime venue for engaging reports that fully explore and illuminate the critical issues of our times.
Also, C-Span's entire archive is available online for government-related curriculum presentations. From C-Span's site,
The C-SPAN Archives records, indexes, and archives all C-SPAN programming for historical, educational, research, and archival uses. Every C-SPAN program aired since 1987, totaling over 194,000 hours, is contained in the C-SPAN Archives...
Both Frontline and C-Span stream from any device with internet access... in the classroom, the dorm, at home or on the go with your portable device.