A fun and challenging 3D puzzle of The Burj Khalifa, constructed using CubicFun's unique slotting system. This puzzle is similar to building toys like Lego and has a difficulty level of 7. It includes 136 pieces and is suitable for ages 12 years and up. The construction time is over 4 hours. It makes a great holiday gift for both young and old, helps develop logical thinking, and is ideal for schools, daycares, and educational institutions. The finished product is fun, attractive, and a beautiful souvenir.