Shares adaptable practices for assessing Head Start children virtually during the COVID-19 pandemic, when preschool closures limited in-person assessment.

Finds using an instrumental variables approach that taking a college course online rather than in person lowers grades and reduces persistence.

Reports a randomized trial of a summer text-messaging program helping parents support literacy at home for first through fourth graders.

Finds through a quasi-random field experiment that small changes in online college class size do not affect student grades or persistence.

Reports a randomized experiment offering an online summer mathematics program, with or without a free laptop, to low-income students in grades three through nine.

Uses language data from an online college course with quasi-random peer assignment to measure how peer interactions affect learning and persistence.

Uses two quasi-experimental methods to estimate the effects of integrating two hours of individualized tutorials into an extended day at MATCH Charter Public High School.