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As of snapshot 27745 under ledger-default@0.3.0.

Claim	Type	Assessment	Score	Review checks	References
Across five randomized trials in India, Kenya, Nepal, the Philippines and Uganda, targeted tutoring delivered by phone calls produced large learning gains during school disruptions, while text-message delivery had mixed results; the approach was effective when delivered by government teachers or NGOs.	QUANTITATIVE	Supported	0.9908	1 of 4	102
Across five randomized trials in India, Kenya, Nepal, the Philippines and Uganda, weekly phone-call tutoring plus SMS increased average numerical-operation performance by 0.321 standard deviations relative to control.	CAUSAL	Leans supported	0.7991	1 of 4	132