- Difficulty Level : This 3D metal puzzle is rated at a 4/5 difficulty, making it perfect for those seeking a moderate challenge. Enjoy approximately 3.5 hours of engaging assembly time that offers both fun and satisfaction. - Quality and Precision : Crafted from high-quality metal using advanced laser cutting technology, these 3D puzzles ensure precise fit and assembly. No additional tools are required for assembly; however, conventional pliers can assist in separating and bending parts. Simply follow the provided instructions to connect the pieces seamlessly. - Cognitive Development : Assembling 3D metal puzzles is an enjoyable activity that also enhances cognitive skills. It fosters problem-solving abilities, boosts concentration, and improves manual dexterity, making it an excellent choice for both relaxation and mental exercise. Use Scenarios : 1. Family Bonding : This puzzle serves as a great activity for family members to work together, promoting teamwork and communication while having fun. 2. Gifts for Puzzle Enthusiasts : Ideal as a thoughtful gift for friends or loved ones who enjoy challenges and hands-on activities, perfect for birthdays or special occasions. 3. Stress Relief : Engaging in this detailed assembly process can provide a calming escape from daily stressors, allowing you to focus and unwind. Experience the satisfying challenge of our 3D metal puzzles, designed for quality, precision, and cognitive growth.