You are a crane operator and today you will need to stack the boards in the new online game Stack Wood Planks. In front of you on the screen you will see a construction site in the center of which there will be a platform. There will be several boards on it. At a certain height, a board will appear that will move towards the platform. You will have to guess the moment when the board is exactly above the others and click on the screen with the mouse. This way you will stop the board and it will lie on top of the rest. This action will bring you a certain number of points in the game Stack Wood Planks.