Designed for children aged 5 and above, the Level 4 "Rat-a-tat-tat Boom! Band" puzzle combines distinctive character personalities with unique instrument features, guiding young learners to recognize the appearance and playing techniques of different musical instruments while nurturing artistic perception and observation skills. With an increased number of pieces and more complex shapes, the puzzle further challenges and enhances hand-eye coordination and spatial reasoning. The detailed scene captures the lively atmosphere of a concert, encouraging children to verbally describe "who is playing which instrument," thereby strengthening narrative skills and musical imagination. Through this immersive musical experience, children not only appreciate the charm of rhythm and melody but also develop an understanding of performance and collaboration, experiencing the joy and sense of achievement that comes from teamwork.

The Level 4 puzzles build upon the foundational skills developed in earlier stages—early visual concepts from Level 1, situational awareness and logical association from Level 2, and interactive scene comprehension with detail observation from Level 3—with an enhanced focus on sequential thinking and creative storytelling. Featuring more pieces and increasingly complex shapes, these puzzles challenge children to grasp concepts of order and logic while encouraging them to weave rich, imaginative