Here's a fun project for back-to-school time - make some parachute cord key chains to decorate backpacks! Here's how to make them (2 styles): http://frugalfun4boys.com/2013/08/13/how-to-make-parachute-cord-keychains/
I think saying is my favorite of all the caps I've seen. It captures how you feel about your college years and it's Pooh :-). You started preschool with a Winnie the Pooh backpack. How appropriate to end college with a Pooh Bear quote! Nice bookends to your school years.