Mosaic Grouting Tips After all the hard work of organizing and glueing, the excitement of grouting can begin! It’s so scary when all your hard work disappears under a layer of grout. It is always a busy and messy class period when we grout, but so fun to see the artwork come together. #thatartteacher #arteducation #inmyartclass #artteacherlife #highschoolartteacher #iteachart #sculpture #mosaic #mosaics #grout #grouting | That Art Teacher