Shanghai Daily
Zhang Qiang
Shanghai, China

Migrant workers' children in a Yangpu District school are in the vanguard of efforts to protect the rural environment. They're persuading their parents to save energy and even get rid of mosquitoes without chemicals.

Drive a solar-powered car and advance five steps. Smoke and retreat seven steps. Drive to the office near your house and lose a round.

These are some of the rules of a board game devised by young environmentalists, mostly children of migrant workers, at Shijie (World) Primary School in northeast Shanghai's Yangpu District. Read on.