Charlotte Bittner, 9, wants to be a veterinarian and own an animal clinic when she grows up. Bella Mercedes Ahgupuk, 14, wants to be a health aide. They both agree that participating in Lemonade Day has helped start them on the path toward their future careers. Find out how creating a lemonade stand teaches kids about profit-making goals, serving customers, repaying investors — and giving back to their communities.