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Show HN: Let Muse book your services and leave you a message

https://github.com/mudroom-ai/gateway
1•dennis3124•1m ago•0 comments

LFM2.5-24B-A2B: Built for Fast On-Device Agents

https://www.liquid.ai/blog/lfm2-5-24b-a2b
1•Philpax•1m ago•0 comments

Americans' Social Activity Has Steeply Declined in the Past 30 Years

https://www.dataforprogress.org/blog/2026/9/29/americans-social-activity-has-steeply-declined-in-...
1•theanonymousone•2m ago•0 comments

Hannah Montana Linux

https://hannahmontana.sourceforge.net/
1•debo_•3m ago•0 comments

Developer pleads with sponsors to pause donations in order to make acc changes

https://github.com/CodeWithCJ/SparkyFitness/discussions/2870
1•arm32•3m ago•0 comments

Show HN: How Random Are You?

https://lab.specr.net/rigged-draw/
1•vunderba•4m ago•0 comments

Show HN: Muster, a Mac Menu Bar Switcher for Claude Code, Codex and Cursor

https://github.com/josefchen/muster
1•josefchen•4m ago•1 comments

Protecting Linux servers from accidental connectivity loss

https://www.lch361.net/articles/2026-09-06/
1•lch361•4m ago•0 comments

We rebuilt the DOS prompt and called it AI

https://www.thisandthat.chat/blog/the-prompt-you-keep-retyping/
1•jreynar•5m ago•0 comments

Anyone else think ramp at 60B is wild?

https://www.bloomberg.com/news/articles/2026-10-09/ramp-hits-60-billion-valuation-in-1-85-billion...
1•Baghramian11•5m ago•0 comments

Show HN: Check your Claude Code, Codex and Cursor sessions for secrets

https://github.com/AGGIB/Stroq
1•agybay_07•5m ago•1 comments

Gemini 4 Argon for Robotics Blog

https://developers.googleblog.com/gemini-4-argon-for-robotics/
1•xnx•6m ago•0 comments

Show HN: Treesum – Replace MS Excel/Project with a Code Editor

https://www.treesum.app/
1•mallahan•6m ago•1 comments

Show HN: Mac equivalent of Nvidia ShadowPlay. Recording missed moments on Mac

https://clipit.itzadetunji.com/
1•itzadetunji•7m ago•1 comments

DoD’s Jay Stratton: Out of the Shadows: Revealing the Truth about [NHI] Life

https://www.amazon.com/Out-Shadows-Revealing-Non-Human-Intelligent/dp/0063384531
1•ricksunny•7m ago•1 comments

High-speed video shows how honey bee stingers keep pumping venom post detachment

https://phys.org/news/2026-10-high-video-reveals-honey-bee.html
1•bookofjoe•7m ago•1 comments

Gemini 4 Argon is now available for everyone

https://blog.google/innovation-and-ai/models-and-research/gemini-models/introducing-gemini-4-argon/
1•xnx•8m ago•2 comments

Rat-to-human liver gene response: 6× lower error than ortholog copy

https://www.celltype.com/blog/post/ct-tox
1•runtimewire•8m ago•0 comments

Yandex Cloud Platform Component Statuses

https://status.yandex.cloud/en/timeline
1•brohee•9m ago•0 comments

Show HN: Lobster – The Skin for Agents

https://www.getlobster.dev/
1•gokulnair2001•10m ago•0 comments

Thirty Years That Shaped Postgres Architecture

https://www.i-programmer.info/news/84-database/19204-thirty-years-that-shaped-postgres-architectu...
1•plaur782•11m ago•0 comments

Kroger to lay off 3k corporate employees over 3 years as it leans into AI

https://apnews.com/article/kroger-layoffs-grocery-job-cuts-30f0a5d88377e9969ce8994644e14498
4•vrganj•12m ago•0 comments

Net worth and income percentiles by age, city and industry, from Fed SCF data

https://www.keepingup.com/benchmarks
1•jpmulhausen•12m ago•0 comments

Windows Native Trading App

https://abelhelton.gumroad.com/l/vantex
1•Played•13m ago•0 comments

I Was a Meat Proxy for a Day

https://mayberay.bearblog.dev/i-was-a-meat-proxy-for-a-day/
1•mugamuga•13m ago•0 comments

Americans Trust in Federal Government Sinks to New Depths

https://news.gallup.com/poll/715361/trust-federal-government-sinks-new-depths.aspx
4•giuliomagnifico•13m ago•2 comments

Popcorn: A security workbench of disposable microVMs

https://github.com/KunalSin9h/Popcorn
1•kunalsin9h•14m ago•0 comments

ASI and Liberty

https://legacymode.substack.com/p/asi-and-liberty
1•r_a_d•14m ago•0 comments

What we learned from building 1M+ cloud agents

https://unreallabs.ai/blog/what-we-learned-from-building-cloud-agents/
7•VeriuMaxon•14m ago•0 comments

How the 1904 Marathon Became One of the Weirdest Olympic Events of All Time

https://www.smithsonianmag.com/history/how-the-1904-marathon-became-one-of-the-weirdest-olympic-e...
1•Tomte•14m ago•0 comments
Open in hackernews

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/