Homemade glue : Flour, sugar, water & white vinegar = better cheaper Mod Podge (brand of glue useful for collages and other projects where you want to stick things down or seal a surface). It's too expensive.
Cover plastic cups in fabric, attach to string lights! What a great idea to use all the yards of fabric pieces and a lot of cups on a string of lights. I can see my granddarlings helping me on this project