In the video, a boy and a girl are playing with a large structure made of colorful foam blocks. The boy is wearing a blue shirt and shorts, while the girl is wearing a pink dress. They are standing in front of the structure, which is made up of blocks in various colors such as red, yellow, green, and purple. The boy is seen putting a block on top of the structure, while the girl is standing next to him. They both seem to be enjoying themselves as they play with the structure.