Science

Collecting phones during college lessons raises grades, large randomized trial finds

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 20/10/2026, 16:10:24 UTC.

Briefings

A large randomized trial involving over 16,000 students in India found that teaching without mobile phone access significantly improves academic performance. Students who experienced phone-free classrooms became more supportive of the restrictions. The study was published in Science.

Key points

• A large randomized trial involving over 16,000 students in India found that teaching without mobile phone access significantly improves academic performance.
• Students who experienced phone-free classrooms became more supportive of the restrictions.

Context

This study addresses the impact of mobile phone access on student concentration and grades during lessons, with findings published in Science.

Limitations

The evidence is limited to a single large randomized trial in India; results may not generalize globally. The study does not specify the exact duration of phone-free teaching or the specific grade improvement percentages.

Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 20/10/2026, 16:38:13 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.

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