Link to JupterLite:

https://jupyterlite.readthedocs.io/en/stable/_static/lab/index.html

If that link seems to hang, go here first because sometimes there will be a captcha:

https://jupyterlite.readthedocs.io

Link to raw notebook intended for use with JupyterLite:

https://raw.githubusercontent.com/dharmatech/github-pages-test/refs/heads/main/up-exercise-2.21-eq-gui.ipynb

Video demo of the notebook:

https://youtu.be/7ysUdxTfKhU?si=CosqeI6Go3zCA0FB