In the video, a person is seen kneeling on the floor and assembling a wooden train track. The track is made of light-colored wood and is supported by green plastic stands. The person is carefully placing the pieces together, ensuring that they fit perfectly. Once the track is assembled, the person places a small red train engine on the track and pushes it along the track. The train moves smoothly along the track, indicating that the assembly was successful. The person then adjusts the track to create a slight curve, and the train continues to move along the track without any issues. The video showcases the process of assembling and using a wooden train track, highlighting the importance of attention to detail and precision in the assembly process.