Halloween fun awaits with this pixel art assignment. Each activity begins with a riddle and a series of questions. As students answer the questions, part of a Halloween themed picture will appear. When all questions are answered correctly the answer to the riddle will appear under the picture. Differentiated with two assignments that show the same picture. Both activities include adding and subtracting within 1000. There are 20 questions on each of the activities. When a student enters the corre