Previous randomized studies have shown that addressing children's current learning gaps, rather than following an over-ambitious uniform curriculum, can lead to significant learning gains. In this study, we evaluate a series of efforts to scale up the NGO Pratham's approach to teaching children...

The promise of randomized controlled trials (RCTs) is that evidence gathered through the evaluation of a specific program helps us — possibly after several rounds of fine-tuning and multiple replications in different contexts — to inform policy. However, critics have pointed out that a...