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AI Boosted Homework Scores by 18% – Then Exam Scores Dropped 20%, Study Shows

Hacker News Top · 2026-08-21 Cached

A study tracking 27,000 students in China found that AI tools improved homework scores by 18% but led to a 20% drop in exam scores when AI was not available, suggesting overreliance may hinder learning.

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#educational-research

Reflective Dialogue or Prompt Refinement? Effects of Tutor Scaffolding on Students' Independent LLM Use for Programming

arXiv cs.AI · 2026-07-07 Cached

This study compares two LLM-based tutoring approaches (Socratic guidance vs prompt refinement) for programming education, finding that Socratic guidance fosters better learning outcomes and more understanding-driven prompting strategies when students later use unconstrained LLMs.

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