I don't think this is TOC but I like the diamond/triangle shapes that are used to cut out various photos. The collage effect works nicely with the nature scenes in the photos. The center diamond with the copy reminds me of a compass.
P Magazine by Ossian Veronese, via Behance // Numbers on geometric images give a visual explanation of what students will find on each page. By changing the shapes this would be a really interesting table of contents