Trash to treasure: Turn junk mail into a math lesson

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Have your child collect your mail for a week and sort it into two stacks, one for junk mail, one for regular mail. She should track the daily count of each type of mail on a chart. At week’s end, ask questions like, “What is the total amount of junk mail for the week?” “If we get the same amount every week, how much will we have in a month?” “What percentage of our mail is junk?” “How high is the pile of junk mail?”