Programs that Work
The PPN site features descriptions of evaluated programs that improve outcomes for children. Below is a complete list of all programs on the PPN site listed according to their evidence level.
View Programs by Evidence Level
Programs are reviewed and assigned to one of the evidence level categories shown below, according to a number of evidence criteria. All of the programs on the PPN site have been screened for quality and to ensure that they have evidence of positive effects.
What does it mean when a program is listed as Proven, Promising, or Other Reviewed Programs? Read more about the criteria used to evaluate programs.
Proven / Promising Programs
Other Reviewed Programs