An oldie, but a goodie.
[bpfb_link url=’http://www.teachthought.com/teaching/how-to-create-a-test-that-grades-itself-using-google-forms’ title=’How To Create A Test That Grades Itself Using Google Forms’ image=’http://www.teachthought.com/wp-content/uploads/2013/03/google-forms.jpg’]How To Create A Test That Grades Itself Using Google Forms[/bpfb_link]