YUMMM! Card Game YUMMM! is a card game that helps parents encourage their children to eat healthy in a fun and engaging way. By playing YUMMM!, kids and parents learn: The relative nutritional value of different foods in all 5 food groups The USDA recommended balanced diet (the 'food plate') Premium quality cards come in a recloseable, transparent case Created by six Harvard Business School students under consultation with a Registered Dietician