When twelve-year-old Poppy Whitmore is swept away by a violent storm, she awakens on a mysterious island that should not exist on any map. Its towering limestone cliffs conceal an extraordinary civilization, where enormous iridescent bubbles carry supplies and even serve as floating homes above the ocean. But beneath this astonishing landscape, something is terribly wrong.Poppy soon meets Finnian, a resourceful island boy who helps her navigate the strange terraces and dangerous air currents of Aethalia. Using the surveying skills she learned from her father and the steady guidance of her mother's brass chronometer, Poppy begins to understand the island's unusual natural systems. Yet her discoveries reveal a frightening truth: Aethalia is drifting away from the geothermal plume that keeps it suspended above the deep ocean. If the island loses its support, its people could plunge into the abyss.As the danger grows, Poppy must convince the islanders to confront the crisis rather than hide from it. With Finnian and unexpected allies, she investigates the island's bubbling waters, mysterious kelp, and remarkable natural forces, searching for a way to protect a community whose survival depends on understanding the world beneath their feet.Filled with spectacular landscapes, ingenious inventions, and thrilling discoveries, The Island of Giant Bubbles is an adventure about curiosity, courage, friendship, and the power of knowledge. It shows how one determined young explorer can make a difference when an entire world is at risk.