Plan the actual work of teaching.
Start with the class you teach, when you teach it, and the chapter ahead. NotebookApp turns the source and curriculum into sessions you can shape—not a document that disappears into a folder.
- Classes, bell schedules, and teaching queues
- Curriculum-grounded chapter plans
- Editable session plans with print-ready output
- AI planning partner and math visualizations
Refraction through lenses
Why does the pencil look broken in a glass of water?
Trace light across air, glass, and water.
Predict first. Explain the bend. Test the idea.