Miniature Weaving using embroidery thread, needles and a piece of cardstock - ". using a traditional weaving technique on a miniature scale, you can make tiny little weavings perfect for jewelery projects." or coasters.
add wood wallpaper to the kick plates of the stairs. Those rolls are expensive but you would only need one. Not practical with white treads though, it will be stuffed up from black shoe soles in no time.