In the video, a person is seen assembling a toy house using Lego blocks. The blocks are in various colors, including red, yellow, green, and blue. The person places the blocks on top of each other to form the walls of the house. They then attach a wooden stick to the side of the house, which has a green base. The stick has the Lego logo printed on it. The person then attaches a yellow circle to the side of the house, which has a green base. The video shows the person continuing to build the house, adding more blocks and details to it.