NASA-TV Education Channel
http://www.ustream.tv/nasahdtv  

NASA-TV is available online
http://www.nasa.gov/multimedia/nasatv/index.html#public

NASA ScienceCasts Online Series is available at -- http://sciencecasts.nasa.gov/

NASA’s Space to Ground is available online with new episodes every Friday -- http://goo.gl/rdlmMn

The Upcoming Educational Events schedule is available at http://www.nasa.gov/multimedia/nasatv/MM_NTV_Breaking.html#

April 3, Friday
10 p.m. - SpaceCast Weekly

April 6, Monday
8:30 a.m. - Coverage of the departure of the SpaceX/Dragon cargo craft from the International Space Station; release scheduled at 8:52 a.m. CDT

April 9, Thursday
2 a.m. - International Space Station Expedition 63/Soyuz MS-16 launch coverage (Cassidy, Ivanishin, Vagner; launch scheduled at 3:05 a.m. CDT) - Johnson Space Center via Baikonur, Kazakhstan
8:30 a.m. - International Space Station Expedition 63/Soyuz MS-16 docking to the International Space Station coverage (Cassidy, Ivanishin, Vagner; docking scheduled at 10:15 a.m. CDT
11 a.m. - International Space Station Expedition 63/Soyuz MS-16 Hatch Opening (Cassidy, Ivanishin, Vagner; hatch opening scheduled at 11:30 a.m. CDT) - Johnson Space Center via Baikonur, Kazakhstan