Awesome idea, mosaic on top of a mirror, leave parts of mirror exposed.
Homemade cardboard letter covered with dollar tree stones and grout...
This would be fun to try and do a mosaic version of!
Recycle old crockery to make ceramic hearts
30 Creative DIY Items with Mosaic Decor
Mac glue, every mosaicist swears by it, so I hear. I will have to get my hands on some.
paint, then put broken mirror pieces. Too easy peasy