Explore the evidence
1 of 88 decisions · clear everything
Survives the gold standardIndependent, durable, rigorousThe debunked shelfCheap winsFor parents at homeFamous numbers, deflatedWhere we admit ignoranceThe terrain
domain
- math6
- reading6
- writing6
- early childhood5
- science4
- assessment3
- debunked3
- foreign language3
- health3
- history civics3
- practice3
- arts2
- grouping2
- homeschool2
- instruction style2
- motor skills2
- time2
- transfer2
- class size1
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- edtech1
- feedback1
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- mastery1
- music1
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- retention1
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- teachers1
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Your situation · from the applicability layer — absence means “not yet assessed,” never “doesn’t apply”
who's delivering
group / setting
cost
outcome class
Coding instruction teaches coding (d≈0.68) and not thinking: against active controls far transfer is g=0.15, two validated-instrument RCTs found d≈0.00, and a 46-school maths trial found −0.16 to −0.21.
no effectconf: mediumgc: lowDoes learning to code improve general thinking? · transfer · ages 5–16
Not yet assessed for this question · 4
- Does working-memory or brain training transfer to intelligence and achievement?
- Physical activity as an input — dose, fitness, and school outcomes
- Breakfast, school meals, and micronutrients — what feeding children actually buys
- Vision — outdoor time against myopia, and screening and correction for achievement
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