1 Natural stone tiles of marble, granite, slate or more start at $2 a square foot, or $200 for 10x10-feet, but costs climb rapidly for custom designs or special orders.  Mosaics are any tile less than two inches square (although they can be round or hexagonal), usually mounted on a 12x12-inch mesh sheet.
Definition of problem-solving. : the process or act of finding a solution to a problem Let's do some problem-solving and see if we can't figure out what to do. problem-solving skills.
Creative problem-solving, a type of problem solving, is the mental process of searching for a new and novel creative solution to a problem, a solution which is novel, original and not obvious. 1  1 Creative solution types.  1.1 The creative solution.