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

October 20, 2026 · 4:00 pm 1 sources

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• Collecting phones during college lessons raises grades, large randomized trial finds
  Phys.org · October 20, 2026 16:00
  Your phone vibrates, a notification pops up, or you just take a quick glance at the screen. Even minor interruptions can affect your concentration—not least when you're in class. Now, a large randomized trial involving more than 16,000 students in India shows that teaching without access to mobile…