The Evidence on Teaching

Explore the evidence

7 of 88 decisions · clear everything

Survives the gold standardIndependent, durable, rigorousThe debunked shelfCheap winsFor parents at homeFamous numbers, deflatedWhere we admit ignoranceThe terrain
evidencealldrop DA–BA only
evaluatoranyno dev-ledindependent
durabilityanyfollow-up≥1yr≥2yr
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Your situation · from the applicability layer — absence means “not yet assessed,” never “doesn’t apply”
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Teaching movement teaches movement: the skills improve, but transfer to cognition, achievement, or lifelong activity is near zero in the best trials.

no effectconf: highgc: medium
7/710/48connected:Does arts education raise academicPhysical activity as an inputDoes teaching grammar improve chilDoes handwriting and transcription+5

Does teaching movement transfer to cognition, achievement, or lifelong activity? · physical-development · ages 4–18

Later bells buy adolescents 40+ measured minutes of sleep — the best-identified positive effect in the archive; the achievement payoff is real but far smaller.

strong supportconf: mediumgc: low
18/1836/48

Do later school start times increase adolescent sleep, and does that raise achievement? · health · ages 11–18 · input

A missed day costs little (~0.005 SD); interventions reliably buy days back cheaply, but nobody has shown the recovered days move achievement.

mixedconf: mediumgc: medium
14/1439/48

Chronic absenteeism — does raising attendance raise achievement? · time · ages 4–18 · input

Life-skills courses reliably teach the content and rarely change the conduct; behaviour moves only where instruction sits close in time to the decision, and driver education is worse than nothing.

mixedconf: mediumgc: low
11/1148/48

Do life-skills courses — money, cooking, driving, health — change what students actually do? · practical · ages 6–18

Civics teaching buys civic knowledge (d = 0.49) that fades to the control mean in two years and moves neither attitudes nor validated turnout; what moves voting is school quality and noncognitive skill.

mixedconf: mediumgc: low
19/1936/48

Does civic education produce civic knowledge, and does civic knowledge produce civic behaviour? · history-civics · ages 5–18

What parents are asked to DO is the whole effect: tutoring a skill d≈1.15, listening to reading 0.51, reading aloud ~0.18 — same parent, same child. All deflate under better designs.

mixedconf: mediumgc: medium
33/3336/48connected:Homeschool socialisationDoes homeschooling raise achievemeThe early home environmentTutoring

The parent as instructor — what survives when the person teaching is the person who raised the child · homeschool · ages 4–18 · method

School exercise programs don't raise achievement: four of the five largest RCTs are null, and more dose doesn't rescue it. Exercise for health, not for grades.

no effectconf: mediumgc: low
24/2429/48connected:Does teaching movement transfer to

Physical activity as an input — dose, fitness, and school outcomes · health · ages 4–18 · input

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