Harriet the Strongest Girl in the WorldA vibrant, joyful, and powerful story about a little girl with a LOT of strength trying to find her place in the world. A vibrant, joyful, and powerful story about a little girl with a LOT of strength trying to find her place in the world. Harriet isn't just strong she's the strongest girl in the whole world! And though her super strength is mostly wonderful, it does make things like bouncing on trampolines, mixing cake batter, and putting the cap on