This article evaluates the impact and cost-effectiveness of offering an innovative middle school model--the Sistema de Aprendizaje Tutorial (SAT)--to Honduran villages instead of traditional middle schools. We identified a matched sample of villages with either type of school and collected baseline data among primary school graduates eligible to…

The investigation reported in this bulletin was undertaken for the purpose of making available a volume of evidence on questions concerning the early elimination of children during out-of-school hours. The inquiry was confined to the children of sixth, seventh, and eighth grades. Information concerning the following points has been presented: (1)…