To view this video, please install the Camtasia CODEC software by:

1. Downloading the codec installation program to your PC's disk
2. Executing the codec installation program

Then, view the AVI videos that describe the:

• Running tutoring scenarios (4 Mbytes, 5 mins)
• Authoring tutoring scenarios (9 Mbytes, 10 mins)
• Task Tutor Toolkit embedded within CITTP, a prototype NASA tutoring system for payload operations (13 Mbytes, 5 mins)

If the video fails to play, right click over the link labelled 'view the AVI video' and select menu choice 'Save Target As...' or 'Save Link As...' to save the AVI file to your disk. Then, use Windows Explorer to open and play the AVI file.