New Delhi [India], October 12 (ANI/PNN): A one-of-a-kind Hindi children's book Sukhiya Ki Duniya has been released for teaching children the art of happiness and positivity. Sukhiya Ki Duniya is about a character named Sukhiya who symbolises happiness and will help teach children the art of staying happy and positive. "Sukhiya Ki Duniya" has been written with an ambitious vision of helping raise a happier and more positive generation and rerouting children's inclination towards our national language, Hindi.