[28+ Wonderful Free Polygon Background Packs] These high-quality backgrounds can be very well used to design a website template, business card, flyer, poster, collage, presentation, postcard, banner, etc.
Paper collage: crumble tissue paper scraps. Smooth out wrinkles slightly and arrange on canvas. Use thinned white PVC glue to adhere to canvas. Allow to dry and then paint light grey. Allow to dry. Dry brush with like colors to complete.