Just visited this website , answered few General Knowledge Questions and this website contributed 510 grains to help end hunger.

Freerice is an ad-supported, free-to-play website that allows players to donate to charities by playing multiple-choice quiz games. For every question the user answers correctly, 10 grains of rice are donated via the World Food Programme which is the food assistance branch of the United Nations and the world's largest humanitarian organization addressing hunger and promoting food security.

By visiting this site, one can refresh his GK as well E-Donate some food.

Rice up against hunger