The eight-week programme led to triple the learning gains of average learning interventions during school closures.

The eight-week programme led to triple the learning gains of average learning interventions during school closures.

One-to-one phone sessions substantially increased students’ numeracy test scores in low- and middle-income countries that experience emergencies that disrupt schooling.

Remote phone-based targeted tutoring in five countries produced large, cost-effective learning gains during school closures, outperforming text messaging and working effectively…

Hear the biggest stories from the world of science | 09 September 2026