happy mutants Do Not Erase: Jessica Wynne's beautiful photos of mathematicians' chalkboards Cory Doctorow

law A brilliant, simple exercise to teach privacy fundamentals Cory Doctorow

happy mutants How to use science fiction to teach tech ethics Cory Doctorow

security EFF's Security Education Companion: essential materials for people helping their communities practice good information security Cory Doctorow

Kids German free school teaches without grades, timetables or lesson plans Cory Doctorow

books How a mathematician teaches "Little Brother" to a first-year seminar Cory Doctorow

Games Meet a professional D&D dungeon master. Yes, that's his main gig. David Pescovitz

History A brief history of Alice & Bob, cryptography's first couple Cory Doctorow

happy mutants Claude Shannon, MOOCs, and nanoassembly: what 3D printing is really about Cory Doctorow

Animated figures stroll on real piano keyboard in MIT's musical learning system demo David Pescovitz

education How to teach gerrymandering and its many subtle, hard problems Cory Doctorow

autism Pedagogy of the Depressed: my experiences as a special ed student in the 1990s. Anonymous