If you haven’t decorated your walls already with the yarn wall art you may want to try the paper rolls wall art ;-)
And if it’s not quite your cup of tea, you can make from your toilet paper rolls e.g. simple napkin holders, a cord holder, recycled gift tags and/or a hairpin lace loom ;-))
Links:
DIY : paper rolls wall art
Here at unikatissima:
Yarn Wall Art
Simple Napkin Holders
Cord Holder
Recycled Gift Tags
Self-made Hairpin Lace Loom