Polar Bear Design Elements: Featuring the polar bear as the core image, symbolizing "purity, resilience, and polar nature," the overall style is gentle and cute, suitable for children's cognitive development.

3D Wooden Structure: A three-dimensional assembly design, using wooden parts to form an animal model with a clear skeletal structure and spatial hierarchy.

Hands-on Skills Development: The assembly process requires observation of shapes and connection methods, helping to improve hand-eye coordination, concentration, and fine motor skills.

Environmentally Friendly Wood Material: Typically made of environmentally friendly wood, with a natural texture and smooth edges, making it safer for children to use.

Difficulty Level: This 3D puzzle is of beginner to intermediate difficulty for children, with an intuitive structure, suitable for independent work or parent-child activities.