Everything on the site

Tracks

Each track starts from nothing and builds up. Take them in any order — though if you've never written code, start with Python.

Start here: the friendliest first language.

The language of the web — make pages that respond, remember and talk to servers.

The bones of every web page — written properly, so it works for everyone.

From your first stylesheet to a whole responsive page, with four build projects along the way.