Example lessons
What happens when you open a web page
Requests, responses and the trip in between.
8 minbeginner
Git without the fear
Commits, branches and undo, in plain words.
10 minbeginner
Reading code with an AI assistant
Ask good questions of an unfamiliar codebase.
7 minbeginner
Tests that catch real bugs
What to test, what to skip, and why.
12 minintermediate
Giving a coding agent a spec
Scope, constraints and a definition of done.
9 minintermediate
Finding why a page is slow
Measure first, then fix the biggest thing.
14 minadvanced
Examples of the lesson shape. The full catalogue opens with early access.
Fundamentals
in this track
How programs run
Variables, control flow and memory, without the jargon.