Examine your four pieces. Usually, three pieces will have similar deep notches, while the fourth piece (the "Key") might have a slightly different internal geometry. This is usually the last piece to slide in and the first to come out. 2. Form the Base "U"
The puzzle is more than just a decoration; it’s a tribute to ancient geometry and a fantastic way to sharpen your cognitive "out-of-the-box" thinking. Once you master the four-piece version, you’ll be ready to move on to the 12-piece "Dragon Ball" or the ultimate 32-piece "Kongming Lock." 4 dragon cracked
The third piece usually slides in perpendicular to the first two. This is where most people get stuck. You may need to pull the first two pieces slightly apart (leaving them "cracked" open) to create enough clearance for the third piece to drop into its track. 4. The Final Slide Examine your four pieces