Also, the Hawthorne effect--study subjects who thought they were being paid attention to improved their performance, whether their situation was improved or not. This was like 50 years ago, but still accepted last I heard. Tho I personally believe the empowerment and facilitation of having an iBook at your disposal would improve performance. On Wed, 5 Mar 2003, Jack Rodgers wrote: . . . > While recognizing the worth of the computer, I wonder if computerizing > the schools makes the kids learn more? Have there been any independent . . .