Notebooks are executable learning environments, not substitutes for the book.
Use a notebook to predict, run, modify, investigate, and explain. Use the manuscript for the durable explanation and the tested reference program for exact behavior.
Available pilot notebook¶
Open the guided first-program notebook.
Browser-side editing and execution is part of the next infrastructure stage. Until it passes security, accessibility, mobile, and assessment tests, downloadable notebooks and clean local/cloud execution remain the supported route.