Explore the evidence
3 of 88 decisions · clear everything
Survives the gold standardIndependent, durable, rigorousThe debunked shelfCheap winsFor parents at homeFamous numbers, deflatedWhere we admit ignoranceThe terrain
domain
verdict
survival prior
Your situation · from the applicability layer — absence means “not yet assessed,” never “doesn’t apply”
who's delivering
group / setting
cost
outcome class
Feedback on the task helps modestly; feedback on the person backfires — a stable third of measured effects reverse. The famous 0.4–0.7 number has no computed source.
mixedconf: highgc: low18/1821/48connected:Retrieval practice (the testing efDoes teaching music produce musicaPlacement and mastery diagnosis
Feedback and formative assessment · feedback · ages 5–18 · method
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: medium7/710/48connected: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
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: medium14/1439/48
Chronic absenteeism — does raising attendance raise achievement? · time · ages 4–18 · input
The URL is the state — any view you build here is a permalink you can hand to someone mid-argument.