If you understand the concept, it is easy to take the rope apart. Ideal for group gatherings, family interaction, stress relief, and relaxation after work. These puzzle toys challenge your intellect and stimulate creativity. They require careful observation, analysis of internal structure, and logical thinking during assembly. Our brain puzzles help exercise the mind, develop intelligence, and improve problem-solving skills. Specifications: 1. Name: The Eye of God Challenge – Remove the ring from the pillar and return it to its original position. Difficulty Level: High. Includes instructional video link for solution reference. 2. Name: Three Pillar Challenge – Remove the ring and reassemble it correctly. Difficulty Level: Medium. Simple once the solution principle is understood. 3. Name: Pillar of Escape Challenge – Remove the ring and reattach it. Difficulty Level: Easy. 4. Name: Threading Challenge – Rescue the ball and restore it to the starting position. Difficulty Level: Medium. A classic puzzle design.