Education
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How to Use the En Dash, Em Dash and Hyphen
A clear guide with examples showing when to use a hyphen, an en dash and an em dash, plus quick rules that help your wri…
How to Write Articles and Essays Quickly and Expertly
A practical guide by educator Stephen Downes to writing articles and essays quickly and well, with plain, no-nonsense ad…
How to Write Your Own Compiler
A university tutorial that walks through writing a compiler from scratch, organized as a table of contents of chapters c…
How Tokyo Developed a Culture of Transit in a World of Cars
A radio feature on how a city of 37 million relies on trains and public transit, with little congestion or pollution, an…
How Users Read on the Web
Jakob Nielsen's classic 1997 study finding that web readers scan rather than read, with the experiments on concise, high…
Howard Zinn's Reading List
The books historian Howard Zinn recommended, from Zora Neale Hurston to Noam Chomsky, on a site that collects reading li…
Howjsay
A free English pronunciation dictionary with natural recordings by native speakers, so you can hear exactly how to say a…
HowMuch
A collection of animated and interactive graphics that visualize economics, geography, and finance topics like national…
How-To Geek - We Explain Technology
Technology site offering how-to guides, reviews, and explainers covering software, hardware, mobile, and smart home topi…
HP Computer Museum
An archive of classic Hewlett-Packard computing products from 1966 to 1991, including calculators, desktop computers, an…
HTML Canvas Deep Dive
An online book that teaches the HTML canvas API from basic drawing through charts, animation, a small game, WebGL, WebAu…
HTML for People
A friendly beginner's guide that teaches anyone to build a website from scratch with plain HTML, no tech background or t…
HTML Reference
A free visual guide to every HTML element and attribute, with short explanations and examples that make it a quick looku…
HTMX Playground
A browser-only playground for learning HTMX, with worked examples and an editor where you write endpoints in server.js a…
Huff English
An English teacher's blog on issues, ideas and discussion in English education and technology, drawing on a teaching car…
HUGEpic
A giant zoomable data visualization of world history, charting the most common words in Wikipedia's history articles acr…
Human Admixture Atlas
An interactive genetic atlas that maps the admixture history of human populations around the world, showing how ancestri…
Human Brain Project
The public face of a major European neuroscience initiative, sharing digital brain atlases, simulation tools, and resear…
Human Memory
An accessible educational site explaining how memory works, its types and disorders, alongside interactive demonstration…
Human Transit
Transit planner Jarrett Walker's long-running blog explaining how bus and rail networks are designed, with sharp critiqu…
HumanForScale
A site that shows how big things really are by placing a human figure beside them, making their true size easy to grasp…
Humans Map
An interactive graph visualization of millions of public figures, showing how they connect through shared companies, boa…
Hummingbird
An alternative music notation system designed to be easier to learn and faster to read, with side-by-side comparisons to…
Hurdle
A tougher spin on Wordle that borrows its clue system from Mastermind, so you have to reason harder about which letters…
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