Tools

The toolbox

Everything that isn't a model or a game lives here.

Graph Builder

Describe any diagram in words and tune every curve. Export to PDF, share with a link.

Build a graph →

Paste any economics question and get routed to the right framework, with the reasoning.

Identify a model →

The same shock in two models, side by side. See what each lens shows and hides.

Compare models →

Pick your models, set the clock, sit a timed paper with a score report at the end.

Sit a paper →

Real GDP, inflation, and unemployment for six economies, with theory overlays drawn in.

See the real economy →

Streaks, quiz record, exam scores, and weak-spot nudges, saved privately in your browser.

Check your progress →