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Bloom's two sigma problem (2020)

https://nintil.com/bloom-sigma
8•Tomte•11mo ago

Comments

trane_project•11mo 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/

How Much LLMs is too much LLMs?

https://www.sammystraus.com/#how-much-llms-is-too-much-llms
1•sammy0910•6m ago•0 comments

Response: Sandboxes Won't Save You from OpenClaw

https://endojs.org/review-sandboxes-wont-save-you-from-openclaw/
1•bobdcf•7m ago•0 comments

Oil markets are still in La-La land

https://economist.com/leaders/2026/04/30/oil-markets-are-still-in-la-la-land
1•burntcaramel•9m ago•0 comments

Basic Fantasy Role-Playing Game

https://www.basicfantasy.org/
1•debo_•11m ago•0 comments

How much "Brain Damage" can an LLM Tolerate? (2024)

https://hawaii.ziti.uni-heidelberg.de/blog/llm-brain-damage/
1•Andr2Andr•12m ago•0 comments

Using LLMs to find Python C-extension bugs

https://lwn.net/Articles/1067234/
1•lumpa•13m ago•0 comments

You can beat the binary search

https://lemire.me/blog/2026/04/27/you-can-beat-the-binary-search/
2•signa11•13m ago•0 comments

White House Opposes Anthropic's Plan to Expand Access to Mythos Model

https://www.wsj.com/tech/ai/white-house-opposes-anthropics-plan-to-expand-access-to-mythos-model-...
1•JumpCrisscross•14m ago•0 comments

Schooling Has a Meaning Crisis. Paradoxically, AI Can Help

https://blog.comini.in/p/schooling-has-a-meaning-crisis-paradoxically
1•ChaitanyaSai•16m ago•0 comments

Met Police's Palantir deployment has its own officers watching their backs

https://www.theregister.com/2026/04/30/met_police_palantir_deployment_cop_probe/
2•jjgreen•17m ago•0 comments

Scale invariance and the beauty of computer simulations [video]

https://www.youtube.com/watch?v=fIWleJeep0U
1•demute•18m ago•0 comments

Copy-fail-destroyer: K8s remediation for CVE-2026-31431

https://github.com/NorskHelsenett/copy-fail-destroyer
1•evenh•19m ago•0 comments

J. Craig Venter, Scientist Who Decoded the Human Genome, Dies at 79

https://www.nytimes.com/2026/04/30/science/j-craig-venter-dead.html
2•Anon84•21m ago•0 comments

Approaching Zero Bugs?

https://daniel.haxx.se/blog/2026/04/30/approaching-zero-bugs/
1•sohkamyung•22m ago•0 comments

Amazon Q1 revenue tops estimates as AWS hits 15-quarter growth high

https://finance.yahoo.com/sectors/technology/article/amazon-q1-revenue-tops-estimates-as-aws-hits...
4•01-_-•24m ago•0 comments

Reddit Is the Most Dangerous Social Media Platform for Human Creativity-Opinion

https://mirz.ai/post/reddit-is-the-most-dangerous-social-media-platform-for-human-creativity-opinion
1•zahirbmirza•25m ago•0 comments

GM Adds Google Gemini for Drivers to Rev Up with AI Assistant

https://www.cnet.com/tech/services-and-software/gm-brings-google-gemini-to-millions-of-vehicles-o...
1•01-_-•25m ago•0 comments

Estimating Black-Box LLM Parameter Counts via Factual Capacity

https://arxiv.org/abs/2604.24827
1•RockstarSprain•30m ago•0 comments

Paperclip Maximizer Bench

https://d.erenrich.net/paperclip-bench/index.html
1•themaxdavitt•37m ago•0 comments

Table Oriented Programming (2002)

https://www.oocities.org/tablizer/top.htm
1•downbad_•37m ago•1 comments

The Agentic Software Development Life Cycle Framework

https://asdlc.io/
1•futurecat•38m ago•0 comments

Remembering the Computer Literacy Project (1992) [video]

https://www.youtube.com/watch?v=JZjNHnYFqOA
3•peterkelly•39m ago•1 comments

Show HN: Bin collection calendars for the entire UK

https://ukbinday.co.uk/
2•chartreuseai•40m ago•0 comments

I Built SpecDD Because AI Kept Forgetting What We Were Building

https://specdd.ai/articles/i-built-specdd-because-ai-kept-forgetting-what-we-were-building/
2•addvilz•40m ago•0 comments

Looking for testers (free 30-day trial intelligence tool) Code: FOUNDER30

https://www.electalabs.com/trial
1•themvptester•41m ago•1 comments

NumPy vs. APL [video]

https://www.youtube.com/watch?v=ZB0IJMRpbRE
1•tosh•41m ago•0 comments

WordPress plugin hijacked in 2020 hid a dormant backdoor for years

https://anchor.host/wordpress-plugin-hijacked-in-2020-hid-a-dormant-backdoor-for-years/
1•austinginder•45m ago•0 comments

Iran defies Trump's blockade as oil prices soar

https://www.france24.com/en/live-news/20260430-iran-defies-trump-s-blockade-as-oil-prices-soar
2•geox•45m ago•0 comments

SCOTUS: Voters Can Be Disenfranchised Now

https://www.theatlantic.com/ideas/2026/04/vra-supreme-court-callais-decision/686997/
1•Arodex•46m ago•0 comments

GitHub Copilot silently inserts itself as a co-author

https://github.com/orgs/community/discussions/194075
4•tjek•46m ago•0 comments