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PocketJS: UI runtime for every kind of computer

https://pocketjs.dev/
3•tomcam•13m ago•1 comments

Transitous – Community-run public transport routing service

https://transitous.org
1•rickcarlino•14m ago•0 comments

Learn about Meshtastic and Austin Mesh

https://www.austinmesh.org/about/
1•simonpure•17m ago•0 comments

Cursor launches Origin code hosting platform as GitHub outage exposes opening

https://venturebeat.com/infrastructure/cursor-launches-origin-code-hosting-platform-as-github-out...
2•gmays•20m ago•0 comments

Minutes to 33 Seconds

https://luca.lowndes.net/blog/bun-tests-10-minutes-to-33-seconds
1•lucalow•23m ago•0 comments

Sitegeist – The ultimate design extraction toolkit

https://chromewebstore.google.com/detail/sitegeist/npgjkgkkjcbbafihmojgodekkfgnjgdc
1•BillyMangino•24m ago•0 comments

Gram Editor Release 3.3.0

https://gram-editor.com/posts/release-3.3.0/
1•signa11•34m ago•0 comments

Google Maps Changes Lake Ontario to 'Lake America' on US Phones

https://thehill.com/policy/transportation/6059553-google-maps-renames-lake-america/
5•LopRabbit•34m ago•0 comments

Armageddon by Anthropomorphism: On Security and the Frontier

https://hardcoresoftware.learningbyshipping.com/p/242-armageddon-by-anthropomorphism
1•jeffreyrogers•34m ago•0 comments

Is Japan backpedaling on its work-style reforms?

https://www.japantimes.co.jp/news/2026/08/30/japan/society/japan-work-life-overtime/
1•mikhael•36m ago•0 comments

Pgwire explorer: the Postgres wire protocol, byte by byte

https://pgwire-explorer.dhuk.net/
1•thunderbong•38m ago•0 comments

Show HN: Magic Layers – Turn Any Image into Layers

https://magiclayers.net
1•QingWu•41m ago•0 comments

The quality you should most wish for your children

https://www.economist.com/business/2026/08/27/the-quality-you-should-most-wish-for-your-children
2•Anon84•43m ago•1 comments

Yen weakens past ¥160 per dollar, eroding intervention gains

https://www.japantimes.co.jp/business/2026/08/29/markets/yen-160-dollar-intervention/
22•rguiscard•44m ago•7 comments

AI Accelerator Designed, Verified, and Deployed from Scratch in 2 Weeks by AI

https://arxiv.org/abs/2608.26418
1•Jimmc414•44m ago•0 comments

Benchmarking Confidential Computing Performance on Nvidia Blackwell GPUs

https://arxiv.org/abs/2608.26575
1•Jimmc414•44m ago•0 comments

Free tools for the Microsoft Project Online retirement, 30 days out

https://onplana.com/tools
1•Onplana•48m ago•0 comments

Static Evaluation of Model Switching in LLM Agents Scores the Wrong World

https://arxiv.org/abs/2608.08239
3•danbitengo•53m ago•0 comments

Show HN: Python Static Site Generator for Small Businesses

https://codeberg.org/Marking-Time/MicroStore
1•marking-time•53m ago•0 comments

Ace Targets Streaming Pirates Through Cloudflare and Discord Subpoenas

https://torrentfreak.com/ace-targets-dozens-of-streaming-pirates-through-cloudflare-and-discord-s...
2•gslin•1h ago•1 comments

Europe's warm nights nearly doubled this summer

https://emot.substack.com/p/europes-warm-nights-nearly-doubled
3•emot•1h ago•0 comments

Anyone Got a Fenty.dev Invite?

1•penguinsnetwork•1h ago•0 comments

The Distractor

http://booktwo.org/notebook/the-distractor/
2•zetamax•1h ago•0 comments

Show HN: Clownbid.lol – pay to be the biggest clown on the internet

https://clownbid.lol/
2•nadermx•1h ago•0 comments

Give Your Coding Agent a Journal

https://doug.sh/posts/give-your-coding-agent-a-journal/
4•dougcalobrisi•1h ago•1 comments

If You Knew God Exists, Wouldn't You Become a Priest?

https://joecmarshall.com/posts/if-you-knew-god-exists-wouldnt-you-become-a-priest/
6•CoreSet•1h ago•1 comments

Are We Learning to Think Less?

https://socketstudy.com/sparks/are-we-learning-to-think-less/
2•wingrove•1h ago•2 comments

The Ternus Era at Apple Begins, but Cook Isn't Leaving

https://www.bloomberg.com/news/videos/2026-08-30/the-ternus-era-at-apple-begins-but-cook-isn-t-le...
2•sbulaev•1h ago•0 comments

Will anybody use AI as much as coders?

https://www.economist.com/business/2026/08/30/will-anybody-use-ai-as-much-as-coders
2•tagawa•1h ago•1 comments

Show HN: Break 5, the addictive, free 5 minute, daily word game

https://break5.co.uk/
2•dwgebler•1h 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/