A teacher helps children recognising different kinds of grain in a kindergarten in Haozhou, east China's Anhui Province, Oct. 13, 2010. Kindergartens and schools around China held various theme activities prior to the 30th World Food Day which falls this Saturday. (Xinhua/Liu Qinglin)
Children pick up riped rice in Tancheng County of Linyi, east China's Shandong Province, Oct. 13. Kindergartens and schools around China held various theme activities prior to the 30th World Food Day which falls this Saturday. (Xinhua/Zhang Chunlei)