Free high resolution photo of graph paper. This image shows a piece of graph paper, or paper that has ruled lines going both horizontally and vertically creating a pattern of squares. Graph paper was commonly used for math and science, but since the advent of the digital age, it’s much less common than it used to be. This paper has heavier lines every ten lines to make it easier to count the squares. Great background, wallpaper, or texture image for a website, blog, computer, phone, scrapbooking or Photoshop. Free image for any use.