A new pick-your-path STEM adventure series for emerging readers invites them to explore the ocean’s twilight zone on a quest to find a giant squid. This interactive experience starts with readers selecting their submersible, pilot, and dive site, guiding them through various pathways where each choice leads to vivid discoveries about marine life and the scientific process. Beyond just the squid, it emphasizes the collaborative nature of scientific expeditions, depicting various professions involved in marine research.