Comment A Couple of Ideas (Score 1) 527
1) Take video of things that have meaning to her, let her add voice-overs to the videos. Combine them all together into a DVD. Make copies for your children to take with them wherever they may go in life.
2) Give her the video camera and some privacy. Let her record videos for the family that are only to be viewed at a certain time / date / event (birthdays, weddings, etc). If you can resist the temptation to view them before the date she specified, you'll have messages from her for many years to come.