Xếp lọt vào khay đa giác (2 cấp độ)

Hello everyone, in this video I will show you how to assemble 4 pieces in this tray This tray has the word EASY on the left and HARD on the right If we close this box, we will have a box like this We open here There are 5 pins to close this box If you have this box, please try it yourself Now I will show you how to assemble We start with EASY mode and we can use the wheel to rotate the box I will show you how to do it You can put the 2nd pin here The 3rd and 4th pins In EASY mode, I use the wheel to rotate the box But in HARD mode, there is another way I will show you how to do it Thank you