Here is a sample one-day healthy meal plan for a grade 10 student with the calorie content of each meal and the total calorie intake: Breakfast (500 calories) - 2 pieces whole wheat toast - 160 calories - 1 egg - 70 calories - 1 small banana - 105 calories - 1 cup milk - 120 calories - 1/2 cup orange juice - 45 calories Lunch (600 calories) - Chicken sandwich on whole wheat bread - 350 calories - 1 cup mixed vegetables - 50 calories - 1 small apple - 80 calories - 1 bottle water Afternoon snack (200 calories) - 1 medium size yogurt - 150 calories - 1 cup mixed berries