DIY :: Glass Etching ~ Didn't know this stuff existed! It's a cream like acid that roughens up glass surfaces, so it's permanent. Use stencils to create designs, names, or initials. Bromley moore would appreciate this stencil idea.
Turn Tiles into Coasters by Stamping them with Paint! Have some Christmas stamps? Get some inexpensive tiles. Probably after they are thoroughly dried would be smart to give a couple coats of a clear sealer, so ink lasts.