BLAME THE MESSENGER: A large, longitudinal, randomized, controlled study recently found that Tenness…

Instapundit � Blog Archive � BLAME THE MESSENGER: A large, longitudinal, randomized, controlled study recently found that Tenness…
"BLAME THE MESSENGER:

A large, longitudinal, randomized, controlled study recently found that Tennessee’s pre-kindergarten program for low-income children had modestly NEGATIVE effects on academic achievement once the children were in the third grade. 
The program participants also had more disciplinary problems than non-participants, most of whom had stayed at home that year rather than participating in some other program. 
This is, of course, disappointing, especially since the study had found positive effects when measured at the end of the pre-kindergarten year. 
But those effects faded over time and turned negative..."
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