The diet of school-age children needs adequate and balanced nutrition to meet the needs of children's physical development, psychological and intellectual development, intense study and sports activities. Pay attention to breakfast and extra meals between classes to ensure the quality and quantity of breakfast, and it is best to supplement nutritious food between classes in the morning to ensure physical development and energy; At the same time, special attention should be paid to supplement fortified iron food to reduce the occurrence of anemia. When parents arrange meals, they can involve their children in making recipes and preparing food to increase their appetite. Item B, for school-age children, ensure enough protein, mainly high-quality animal protein.