In the video, a person is seen assembling a wooden train track on a carpeted floor. The track is made up of several wooden planks that are connected together to form a curved path. The person is using a green plastic tool to connect the planks together, ensuring that they fit snugly. The track appears to be part of a larger train set, as there are other wooden pieces and a toy train visible in the background. The person's hands are steady as they work, and they seem to be experienced in assembling the track. The carpet provides a soft and safe surface for the assembly process.