Who says children cannot manage themselves? These schools in Japan are leading by example. In these schools students serve lunch to each other and clean up afterwards. This increases the bonding between students and instills a sense of responsibility into them. 

Source: thewashingtonpost

 They also encourage their children to learn farming skills and the produce is consumed by the school students.

Source: thewashingtonpost

 Every country should take pointers from this video by ATTN on the importance of serving fresh quality food to their children.