This compact desk-top model supports visual classroom training by helping students intuitively understand the details of human bones. Key features - Movable jaw with a spring for realistic bite movement; the skull opens to reveal inner structure; arms and legs are removable for individual examination. - Durable PVC construction with a plastic base; washable and designed to withstand frequent handling. - Small desk-size design suitable for classrooms, laboratories, or home study spaces; ideal for hands-on learning. - Suitable for young scientists, curious children, or professionals needing a concise, tactile bone model. Specifications - Material: PVC; Base: plastic - Functions: jaw with spring; skull opens; removable arms and legs; washable - Durability: not easily breakable Use scenarios - Classroom demonstrations: illustrate bone anatomy, joints, and skull interior during lessons. - Home or tutoring: guided exploration, labeling activities, and self-directed learning. - Medical or research demos: patient education, quick anatomy reference, or professional training.