Teachers and lecturers often need support material to help them use a book for teaching. I have put some exercises in, and I hope we can add more.
I'd also like to create teaching materials like slides and exercises as a group effort with a creative commons license, especially by allying with those people who are in the teaching professions. I'd like to make it something that everyone would like to teach from -- including myself.
Here are some places to get ideas for exercises and projects: