Does Canvas have an annotation tool for students?

I'd like my students to be able to annotate and highlight as they read. Does Canvas have any way for students to do that within content pages or embedded pdfs? 

Can I set my course to change to a different homepage automatically?

Is there a way to have your homepage change automatically? I'd like to have a "go to the current module" button on the homepage that changes every Friday at noon automatically. So I would set up one ...