• 【Mechanical Music Box】: It's a DIY building model craft kit that also functions as a music box, playing a soothing melody when assembled. The harmonious combination of mechanical ingenuity and music provides an experience that is both challenging and delightful
• 【DIY Miniature Building Kit】: Original design combines castle and rolling ball game, Enjoy the process of assembling the wooden pieces, It helps also cultivate children's hand eye coordination ability and intellectual development. It promotes interaction among family members and hones spatial imagination and problem-solving skills
• 【LED Lighting Design】: the 3D castle puzzles for adults has LED lighting function, Illuminate your wooden 3D puzzle with ease using the included USB wired LED light and switch, which can be plugged into a power bank, computer, or socket
• 【Delicate Details】: Puzzles lovers at any age or gender will enjoy building this amazing wood toy kit, made of pure natural high-quality wood cutting, without burrs, smooth edges， each piece is meticulously crafted to ensure a perfect fit and durability during assembly
• 【Perfect for Home Décor and Gift Giving】: It makes a thoughtful gift for DIY enthusiasts, model collectors, or anyone who enjoys hands-on creativity. Easy assembly, this puzzle utilizes traditional mortise-tenon joints, requiring no glue or adhesive for assembly, making it a delightful choice for both wooden puzzles for kids and adults