Education
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Shiritori
An English version of the classic Japanese word chain game, where you link words by their last letter against a computer…
SHISHUA: The Fastest Pseudo-Random Generator in the World
A technical write-up on SHISHUA, a pseudo-random number generator built for speed, explaining how it works and how it co…
Shmoop
Study guides that break down classic novels, poems, and plays with a witty, conversational tone, aimed at making literat…
Shorpy
A vintage photography blog publishing ultra-high-resolution scans of American photographs from the 1850s to 1950s, resto…
Short Little Difficult Books
A reading list of challenging, stylish and formally inventive novels short enough to finish in a day, with a few lines o…
Shortest Paper
Recreates what is billed as the world's shortest math paper in about two seconds, drawing the whole thing live in your b…
Shund
A searchable database of Yiddish popular fiction - the pulpy serial novels and potboilers once printed in Yiddish newspa…
SIC-1
A free puzzle game where you learn a one-instruction assembly language by writing tiny programs for a faux office job, c…
Siderea
A long-running Dreamwidth journal of thoughtful essays on everything from psychology to society, billed as artisanal wis…
Sight & Light
Nicky Case's charming interactive tutorial on 2D visibility: drag your mouse around and watch rays, shadows and glowing…
Sight Reading Trainer
Practice reading sheet music in the browser: notes scroll onto a staff and you play them on a MIDI keyboard or on-screen…
SIGMA Blog
A photography blog from lens maker Sigma with articles, reviews and tutorials, plus galleries and films made with Sigma…
Signal Identification Wiki
A wiki for identifying mystery radio signals by their sound and waterfall image, with example audio clips of numbers sta…
SignASL
A video dictionary of American Sign Language with thousands of words and phrases, searchable and comparable across diffe…
SignSchool
A free video-based platform teaching American Sign Language through structured lessons, grammar notes, and comprehension…
SignWiki
A wiki for learning sign languages, built to support Deaf communities with mobile-friendly lessons and a shared, communi…
SignWriting
The home of an international writing system for sign languages, letting deaf communities read and write their own visual…
SIL International
A global organization's site documenting minority and endangered languages worldwide, with free tools, fonts, and lingui…
Silence Is a Commons
Ivan Illich's 1983 essay on how amplified speech and computers crowd out silence, and why quiet is a shared resource tha…
Silences And Sounds
A musicologist's blog on medieval manuscripts, monastic music, nuns and prayer, sharing odd little archival discoveries…
Silent Era
A comprehensive reference site cataloging silent-era films, filmographies, and theaters, including lists of movies now c…
Silent Forest
A hand-animated forest scene whose animals react to noise in real time, built so classrooms can see how loud they are th…
Silent-ology
Uncovering the silent film era with in-depth articles, star biographies and a glossary of silent-era terms, written with…
Silva Rhetoricae
A comprehensive online guide to classical and Renaissance rhetoric, cataloguing hundreds of rhetorical figures and devic…
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