Help your students explore the ocean biome and its 9 parts – layer, floor, animals, plants, people, natural events, decomposers, landforms, water – with this Montessori-inspired printable. Perfect for the Imaginary Island project, these 5‑part cards, sorting activity, easy‑to‑assemble book, "Who Am I?" riddles, and task cards turn marine biology into a hands‑on, cross‑curricular experience. This resource builds vocabulary, classification skills, and a deep understanding of how living and non‑liv