A number of studies, both small scale and of nationally-representative student samples, have reported substantial associations between school entry math ability and later elementary school achievement. However, questions remain regarding the persistence of the association between early growth in math ability and later math achievement due to the…

Head Start is the largest publicly funded preschool program in the U.S., and one of its primary goals is to improve the school readiness of low-income children. As has been widely reported, the first randomized trial of Head Start in the program's history found some evidence that it is achieving this goal. Receiving one year of Head Start had…

This research investigated the effects of two contrasting pre-k curricula, relative to practice as usual, on subsequent academic achievement. One curriculum had a strong literacy focus, the other was a less didactic "developmentally appropriate" curriculum that allowed children to have more influence on classroom activities. The purpose…