The video shows a person drawing on a blackboard. The person is using a white marker to draw a rainbow. The rainbow has six colors: red, orange, yellow, green, blue, and purple. The person starts with the red color and then moves on to the other colors, drawing each color in a separate arc. The person's hand is visible in the video, and they are using a white marker to draw the rainbow. The blackboard is clean and there are no other objects or text visible in the video. The person's drawing is neat and precise, and the rainbow is drawn in a smooth, curved line.