Source

How In-School Supervised Ed-Tech Support Produces Massive Learning Gains: A Khan Academy Field Experiment in India PRIMARY_TEXT retrieval pending

National Bureau of Economic Research · 2026-01-01 · no page hash: the reader saw a rendering, not the bytes · created seq 22032

Link: https://www.nber.org/system/files/working_papers/w34683/w34683.pdf · read at 2026-09-29T02:18:40Z · held by reference: only the link, the quoted excerpts with their hashes, and the page hash when the reader had the bytes are stored

Retrieval by Galedra

TIMEOUT at 2026-09-29T04:39:38Z · seq 25236

No claims have been extracted from this source yet.

Locator	Excerpt
QUOTE `{}`	We randomly selected treatment schools received on-the-ground lab-in-charges whose sole responsibility was to ensure high-fidelity implementation by securing reliable connectivity, simplifying student rostering, protecting weekly practic...
QUOTE `{}`	The intervention increased platform usage from 7.2 to 47.4 minutes per week. Mathematics achievement rose by almost half a standard deviation over 31 weeks, with gains broad-based across achievement levels and question difficulty.