Explore the evidence
2 of 88 decisions · clear everything
Survives the gold standardIndependent, durable, rigorousThe debunked shelfCheap winsFor parents at homeFamous numbers, deflatedWhere we admit ignoranceThe terrain
domain
confidence
Your situation · from the applicability layer — absence means “not yet assessed,” never “doesn’t apply”
who's delivering
- nothing assessed yet
group / setting
- nothing assessed yet
cost
- nothing assessed yet
outcome class
- nothing assessed yet
Systematic phonics beats whole language for word reading — largest in K-1 and for at-risk readers; near-null for comprehension and past grade 3.
strong supportconf: highgc: low18/1836/48connected:Does teaching a growth mindset raiDoes homeschooling raise achievemePhonemic awareness training (and wReading-comprehension strategy ins+3
Systematic/explicit phonics vs whole language and balanced literacy · reading · ages 4–9
High-dosage tutoring is education's most reliable lever: ~0.29 SD in trials, ~0.2 well-scaled — not Bloom's 2σ. Groups of 3–4 work; 1:1 is unnecessary.
strong supportconf: highgc: low18/1830/48connected:Class-size reductionDoes educational technology raise The parent as instructorSchool spending, charters, and wha
Tutoring — the honest effect, the Bloom 2-sigma myth, and what survives scale · tutoring · ages 5–18 · method
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