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Bloom's two sigma problem (2020)

https://nintil.com/bloom-sigma
8•Tomte•1y ago

Comments

trane_project•1y ago
> Nonetheless, Bloom was on to something: Tutoring and mastery learning do have a degree of experimental support, and fortunately it seems that carefully designed software systems can completely replace the instructional side of traditional teaching, achieving better results, on par with one to one tutoring. However, designing them is a hard endeavour, and there is a motivational component of teachers that may not be as easily replicable purely by software.

I've been working on an implementation of mastery learning and other related techniques called Trane (https://github.com/trane-project/trane/) for the past three years or so. Mastery learning is the main one, but it also integrates spaced repetition, interleaving, mixing difficulties, and reward propagation (doing well or bad in an exercise affects how related exercises are scheduled).

I think it works pretty well, but you need to pair it with proper pedagogy of the skill you want to learn and the proper curriculum. The latter is the hardest part, so it's being my main limitation. I've used some external resources to build courses, and they work well, but obviously it would work much better with a full curriculum built from the ground up.

Currently working on Pictures Are For Babies (https://picturesareforbabies.com/), which is meant to do just that for literacy. I am hoping to do a first release soon. As for the motivation angle, the solution in this particular instance is fairly simple. Use the software to enforce scheduling andpedagogy,y and a human tutor to provide emotional and social support. This division allows any literate person to become an effective tutor with a few hours of training.

I am hoping that the average student can complete the whole curriculum in five years. That would mean that (assuming they start at between 4 and 5 years old), the average student would have college-level reading and writing skills by the time they are nine or ten.

Most complete explanation so far is in the pedagogy page: https://picturesareforbabies.com/home/pedagogy/

I built a golf career management SIM (like Basketball GM, but golf)

https://www.rainydaygc.com/
1•mdstrobe•1m ago•0 comments

Show HN: Posts grew 6x since ChatGPT, but success rate remained relatively flat

https://www.orangecrumbs.com/stories/show-hn
1•oyster143•1m ago•0 comments

Digital freedom depends on access rights

https://blog.boulos.ca/p/digital-freedom-depends-on-access
1•jjleads•1m ago•0 comments

Process as a Proxy for Motivation

https://bengodfrey.dev/blog/process/
1•sudo-bendg•2m ago•0 comments

SIM Hijacking

https://github.com/lexs201992-gif/motorola-g04s-t606-spreadtrum/blob/main/Simjacker.yar
1•lexs201992-gif•7m ago•1 comments

Intriguing Stories in Computer Science

https://inventwithpython.com/blog/intriguing-stories-in-cs.html
1•gregsadetsky•7m ago•0 comments

Show HN: Decant – Understand how you spend tokens

https://github.com/dosu-ai/decant
2•devstein•7m ago•0 comments

Why is zero plural? (2024)

https://ell.stackexchange.com/questions/352455/why-is-zero-plural
2•downbad_•9m ago•0 comments

Bun v1.4 with an additional 1,493 passed tests from the Node test suite

https://twitter.com/bunjavascript/status/2087436767054213517
1•CrimsonRain•11m ago•1 comments

IBM Let Me Inside the Machine Nobody's Watching in the AI Race [video]

https://www.youtube.com/watch?v=SH00Rso79Gg
1•binyu•12m ago•0 comments

SpeakEZ – free, local dictation for macOS that cleans up filler words

https://github.com/AxelVandenHeuvel/speak-ez
1•axel2moon•13m ago•1 comments

irc2Frotz – play interactive fiction over an IRC channel

https://github.com/DavesCodeMusings/irc2Frotz
1•emigre•13m ago•0 comments

"the fourth place" and why "third places" have fallen short (2023)

https://thesfcommons.substack.com/p/introducing-the-fourth-place-and
2•jjleads•16m ago•0 comments

Influencers draw backlash for attending OpenAI's first luxury trip

https://techcrunch.com/2026/08/03/influencers-draw-backlash-for-attending-openais-first-luxury-trip/
1•cdrnsf•17m ago•0 comments

UA Drone Forces Commander's Message to Baltic States: Clear the Russian Border

https://balticsentinel.eu/8526419/ukrainian-drone-forces-commander-s-message-to-the-baltic-states...
2•Teever•17m ago•0 comments

Why Can't You Find Canned Sardines?

https://corneroffifth.studio/why-cant-you-find-canned-sardines-right-now/
4•carabiner•18m ago•0 comments

TIL: Humans evolved white sclera diverging from rest of animals

https://en.wikipedia.org/wiki/Cooperative_eye_hypothesis
1•inshard•20m ago•0 comments

Reddit now requiring an account to access old.reddit.com

3•wrongdumbass•22m ago•1 comments

AI Course for Golang incorrectly generates content about the Go board game

https://github.com/nilbuild/developer-roadmap/issues/10226
1•connorboyle•25m ago•0 comments

Show HN: Remove AI Watermark from Text

https://nomark.me/#text-watermark
1•textcortex•25m ago•0 comments

Life on the Uncanny Precipice

https://nsaphra.net/post/uncanny/
1•cdrnsf•26m ago•0 comments

Docker VMM Public Beta: A Complete Overhaul, Built for Performance

https://www.docker.com/blog/docker-vmm-public-beta/
1•Slix•26m ago•1 comments

Trentino DataMine Opens 6MW Data Center Inside Active Dolomites Mine

https://mlq.ai/news/trentino-datamine-opens-6mw-data-center-inside-active-dolomites-mine/
2•T-A•27m ago•0 comments

Fingerprinting documents with steganography (Fast Fwd Labs, 2015)

https://blog.fastforwardlabs.com/2017/06/25/fingerprinting-documents-with-steganography.html
1•aanet•29m ago•1 comments

In the Footsteps of Robert Moses

https://aresluna.org/in-the-footsteps-of-robert-moses/
2•throwaway270925•30m ago•0 comments

Mother of Invention

https://www.economist.com/1843/2018/02/27/mother-of-invention
1•geneticdrifts•32m ago•1 comments

Show HN: Keep batch LLM jobs from starving interactive traffic (TypeScript)

https://github.com/janbalangue/async-bulkhead-llm
1•janbalangue•32m ago•0 comments

Show HN: Xpt – minimalist C package manager

https://git.sr.ht/~juanvel400/xpt
1•juanvel400•36m ago•0 comments

Contributing to the Lean Mathlib Library – Tanner Duve

https://www.youtube.com/watch?v=GqsBVW3d_vc
1•abaradwaj•37m ago•1 comments

Ask HN: Why Connected Home Appliances?

2•ripe•39m ago•2 comments