"Heidi" is a classic children's book written by the Swiss author Johanna Spiri. This warm and world-famous fairy tale tells about the adventures of a cheerful and kind girl Heidi, who lives in the Alps with her grandfather. She changes the life not only of her grandfather, but also of everyone who is close to her. The book has bright characters, fun storylines and an unforgettable atmosphere of childhood, nature and friendship. "Heidi" is a story that empathizes and teaches about the importance of kindness, compassion and love for nature.