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The Math Behind xkcd [interview]

Interactively create your own Two-State Solution

A friendly explanation of Earley parsing

Acoustic Levitation

Pearson’s wrong answer – and why it matters in the high-stakes testing era

Detech Your Classroom

Keep your brown M&Ms to yourself

An introduction to ANSI escape codes

MIT's Scratch releases ScratchJr, aimed at children 5-7

Cryptolegal – a short story

Thoughts inspired by Jeremy Kun's “Programming is not math, huh?”

Jazz is open source