A Swiss orphan is heartbroken when she must leave her beloved grandfather and their happy home in the mountains to go to school and to care for an invalid girl in the city. Includes illustrated notes throughout the text explaining the historical background of the story.

Orphan Girl Heidi spends the happiest days of her childhood together with her eccentric grandfather, cut off from the outside world in a simple cabin in the Swiss mountains. But these carefree times come to an abrupt end when Heidi is taken to Frankfurt by her Aunt Dete to stay with the family of the wealthy Mr. Sesemann and be a playmate for his wheelchair-bound daughter Klara.