This product includes a Google Spreadsheet Mystery Pixel Picture Activity and an answer key. Use this activity as a Google Classroom assignment. Be sure to change the settings to "Make a Copy for Each Student."16 Questions are included on circumference. Students answer the question on the Google Spreadsheet. If their answer is correct, their box turns yellow, black, blue, or gray and several pixels in the mystery picture appear. If their answer is incorrect, no part of the mystery picture appear