Grademaster Electronic Grading Pen

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Spend less time grading! Simply input the total number of questions, then mark each incorrect or correct answer by touching the pen’s tip to any homework, quiz or test paper. The e lectronic pen counts all marked answers, then calculates the percentage score at the push of a button. Grade calculation function turns on and off easily so you can write comments on student papers. Works with most standard-sized felt-tip markers, not included. Comes with a guide and requires 1 button-cell battery (included).' Show more