Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 99 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 113-120 of 308

The Impact of an Online Math Learning Platform on Test Scores and Attitudes Towards Math in Brazil

Lucas Finamor
Lycia Lima
Researchers conducted a randomized evaluation to measure the impacts of the Khan Academy’s online platform on math scores in Brazilian public schools. Despite improving student’s attitudes towards math, the program had mixed impact on students’ test scores depending on program implementation and...

The Impact of Role Models on Parental Aspirations and Investments in Children’s Education in Ethiopia

Alemayehu Seyoum Taffesse
Researchers conducted a randomized evaluation to test whether exposing people to a documentary featuring potential role models impacted parents’ educational aspirations for their children or their actual investments in education, and if these impacts varied by gender. Exposing families to the...

Reducing Racial Stereotypes by Encouraging Interaction in South Africa

Researchers studied the effects of a university policy in South Africa to promote racial integration, by randomly allocating incoming students to roommates of a different race. The policy reduced negative racial stereotypes among white students, improved attitudes and behaviors towards members of...

The Impact of Feedback on University Student Performance in Spain

Ghazala Azmat
Antonio Cabrales
Nagore Iriberri
Researchers shared information on students’ relative academic standing among university students in Spain to evaluate the impact of this information on student performance and satisfaction. Providing students with information on their relative standing led to a short-term decrease in academic...

School Electricity and Native Language Digital Media to Improve Student Learning in Tanzania

Hee Kwon (Samuel) Seo
Researchers conducted a randomized evaluation to test the impact of school electrification, delivered alongside mixed-language digital educational materials, on student exam scores and pass rates. They found that neither increased electricity access nor learning material in their native language...

Books or Laptops? The Cost-Effectiveness of Shifting from Printed to Digital Delivery of Educational Content in Honduras

Rosangela Bando
Dario Romero Fonseca
Researchers partnered with the Honduran government to evaluate the impact of replacing textbooks with laptops on student learning. Using laptops resulted in no change in learning outcomes, suggesting that laptops could be a cost-effective substitute to textbooks if they can replace enough textbooks.

Changing Pedagogy to Improve Math Skills in Preschools in Peru

Mariana Alfonso
Emma Naslund-Hadley
In Peru, researchers evaluated the impact of a tailored inquiry- and problem-based learning approach on preschoolers’ performance in math. The program improved overall mathematics outcomes, which persisted for some content areas even one year after the program ended.

Involving Parents in their Children's Education in Chile

Can a multi-dimensional program enhance parental involvement and student outcomes? Programa Aprender en Familia (Family Learning or PAF), a program implemented in elementary public schools attended by poor students in Chile, led to improved parental involvement and improved relationships between...