MARIETTA — Federal food regulations going into effect this school year are affecting certain teachers’ lesson plans as well as the lunchroom menu. Limits on the calorie counts of foods that may be sold to students have interfered with the special education and culinary arts programs at Marietta High School, said Principal Leigh Colburn. The special education students sold coffee and food such as muffins to teachers and students every morning last year, but Colburn said the calorie counts of those items fall outside the new regulations because they’re more than 200 calories, which is the limit for a snack...