“Waffle Hearts” is a children’s book by Norwegian author Maria Parr, recounting the adventures of two nine-year-old friends, Trille and Lena, who live in the small village of Mathildewick. The book is filled with warm and funny stories from their daily lives, including mischief, inventions, and games. It explores themes of friendship, family relationships, and growing up, showing the world through a child’s eyes.