Have you ever looked at the tiles on your walls or floors and thought of them as pieces of a giant puzzle? Each tile fits perfectly next to the other, creating a seamless pattern or design. However, ...

If a tile is loose, re-bed it before the pretty stuff. And if your surface is wildly uneven, consider slim waterproof panels instead of stickers. They’re still a glue-up, still friendly on costs.

Q: The 8-by-10-inch wall tiles in my bathroom are bulging in places. Many are loose and held in place only by the grout. The tile has been up for eight years, installed by a professional. What might ...