Ripped pages can give hins of what is yet o come an encourage your viewer to keep turning th pages of your interesting sketchbook. To be used appropriately rather than throughtout the entire sketchbook.
daily doodle journal or activity- maybe an interesting way to get students involved and focussed. Doodle of a chapter? Doodle of a thought or key concept. Doodle of something you learned? Doodle your way through the day.