Tile board is great dry erase material! It can be used at home to create large family wall calendars or to display the week's menu. As a foreign language teacher, I used shower board to make a classroom set of mini whiteboards. (We used them for translation games.) If you're interested in making a large dry erase family calendar, read on. Frankly, this DIY project is incredibly easy, since the home improvement store employees can cut the tile board for you.