Then at the end of every lesson, they go to their Table of Contents page at the beginning of the unit and write the goal again. They write the page number in the left-hand margin and then rate their understanding in the right-hand margin. 1 means "I understand and could explain it to a friend." 2 means "I kind of understand." 3 means "I don't understand and I need more practice." I like this reflection piece.
OK, so this is completely unrelated to Interactive Notebooks... but I was cleaning off my reading table at the end of the day today and I spotted this no-name story. I snapped the photo with my phone, but trust me, it's worth the extra effort to try to read it: