If you have 1-100 questions in your exam, print just the front side of the page. If you have 101-200 questions in your exam, print both sides of the page and print double sided. Completed bubble ...

Scantron is a form of Optical Mark Recognition (OMR), which, according to Mental Floss, occurs when a scanner beams light through a thin sheet of paper, noting where the dark marks were. Mental Floss ...