Carousel Elements: Symbolizing "childhood, dreams, and romance," the overall atmosphere is relaxed and joyful, with a strong sense of emotional healing.

3D Structural Features: A three-dimensional assembly design, including a base, pillars, and rotating layers, enhancing understanding of spatial structure and hands-on experience.

Music Box Mechanism: A built-in wind-up music device plays music after assembly, providing a dual "visual + auditory" experience.

Rotational Motion Design: Driven by gears or a wind-up mechanism, the carousel rotates continuously, enhancing interactivity and dynamic visual effects.

Hand-eye Coordination Enhancement: The assembly process involves assembling intricate parts, helping to improve hand-eye coordination, dexterity, and patience.

Difficulty and Experience: A medium-to-high difficulty 3D puzzle, offering both structural challenge and entertainment and a sense of accomplishment.