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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/

Cryptographic Conspiracy Bench

https://cryptoconspiracybench.org/
1•tabletcorry•33s ago•0 comments

Meta's smart glasses were recording conversations without the wake phrase

https://www.techspot.com/news/114214-meta-smart-glasses-secretly-recording-conversations-without-...
1•vrganj•1m ago•0 comments

Emotional Durability (2020)

https://dieworkwear.com/2020/08/01/on-emotional-durability/
1•bobbiechen•4m ago•0 comments

Beni: A typed functional language for the browser, with no async/await

https://blog.jayson.com.br/posts/beni-a-typed-functional-language-for-the-browser-with-no-asyncaw...
1•jaysonsantos•4m ago•1 comments

Building an AI harness for intelligence analysis

https://dfaram7.github.io/harness-for-analysis/
1•dfworks•7m ago•0 comments

Adam Back says he is not elusive Bitcoin creator named by New York Times

https://www.bbc.com/news/articles/cgrl4l1y9yxo
1•andrewstuart•8m ago•0 comments

Ask HN: Social network with AI agents – why bad, why good?

1•eye_dle•12m ago•1 comments

Modeling the effect of RAM bandwidth on integrated GPU gaming performance

https://minipcs.zip/does-ram-speed-matter-mini-pc-gaming/
1•yathern•13m ago•0 comments

Anthropic pitches its own AI safety bill to lawmakers

https://www.politico.com/news/2026/10/16/anthropic-ai-safety-01124654
1•type4•17m ago•0 comments

Give Your Python Agent Memory in Ten Lines

https://memanto.ai/blog/give-your-python-agent-memory
1•supportm•18m ago•0 comments

Software Engineering Cannot Be Solved by Code Generation

https://ycao.net/posts/ai-se-dilemma
3•xiaoyu2006•18m ago•0 comments

Alignment is correct, safe, reproducible behavior under explicit constraints

https://getswiftapi.com
1•rayanpal_•19m ago•0 comments

Cops Used AI Generated Photos of a Child to Lure Out a Suspected Predator

https://www.404media.co/undercover-cops-using-ai-generated-child-arrest/
1•gumby•22m ago•0 comments

AI Agent Hacked into Crypto Wallet and Stole Funds, OpenAI Says

https://gizmodo.com/ai-agent-hacked-into-crypto-wallet-and-stole-funds-openai-says-2000826980
1•bookofjoe•23m ago•0 comments

Do looped transformers write reasoning they don't use?

https://igort99.github.io/posts/2026/10/05/looped-cot-faithfulness/
1•m1coti•26m ago•0 comments

Millionaire renters more than triple in 5 years, nearly half are Millennials

https://www.rentcafe.com/blog/rental-market/market-snapshots/millionaire-renters-trends/
4•littlexsparkee•27m ago•0 comments

Quake VR: Unleashed Update 1.1 Active Ragdolls [video]

https://www.youtube.com/watch?v=IbiYMLne-E4
1•chungus•28m ago•0 comments

Musk convinced Trump to slow down Starlink for Ukraine, The Telegraph reports

https://newsukraine.rbc.ua/news/musk-convinced-trump-to-slow-down-starlink-1792179982.html
4•dash2•30m ago•0 comments

Modern Aquaculture's Invisible Cost: Its Putrid Stench

https://insideclimatenews.org/news/16102026/aquaculture-fismeal-plants-air-stench/
1•paimapi•31m ago•0 comments

From Formal Methods to Fuzzing and Back [pdf]

https://www.doc.ic.ac.uk/~afd/papers/2026/FSTTCS.pdf
2•matt_d•32m ago•0 comments

Assessing AI agents at autonomous theoretical physics problem solving

https://arxiv.org/abs/2610.16733
1•thunderbong•32m ago•0 comments

Veda: The First Intelligent Hobby OS

https://github.com/vahmoh25/Veda/commit/417c596d8431676ef693a093b5e0c12ba70ed92c
1•saeedmh1010•34m ago•1 comments

How LLMs Deal with Fraudulent Papers

https://www.science.org/content/blog-post/how-llms-deal-fraudulent-papers
1•frereubu•35m ago•0 comments

Replit is no longer working with Anthropic, CEO says

https://techcrunch.com/2026/10/16/replit-is-no-longer-working-with-anthropic-ceo-says/
1•ilamont•36m ago•0 comments

The leap second is officially dead

https://www.wired.com/story/leap-second-is-abolished-bipm-says/
2•mikelgan•39m ago•0 comments

EXE vs. MSI: What are the Differences and Which is better

https://windowsreport.com/exe-file-vs-msi-file/
1•linuxkernal•39m ago•0 comments

Show HN: Pomoflow – a 1-bit Pomodoro with a todo list that syncs without sign-up

https://pomoflow.pages.dev/
1•rochansinha•44m ago•2 comments

Neanderthal wooden tools from Spain found preserved in stone

https://arstechnica.com/science/2026/10/neanderthal-wooden-tools-from-spain-found-preserved-in-st...
3•bookofjoe•50m ago•0 comments

Dispatch: Strategic Git Platform for the Agentic Era

https://github.com/gshaheen/dispatch
1•Gshaheen•50m ago•0 comments

Shakespeare's Riot of Humanity

https://engelsbergideas.com/notebook/shakespeares-riot-of-humanity/
1•Bluestein•51m ago•0 comments