In the video, two young girls are sitting on the floor playing with building blocks. The girl on the left is wearing a white shirt and floral pants, while the girl on the right is wearing a purple shirt and floral pants. The girl on the left is holding a yellow base and is stacking green, purple, and orange blocks on top of it. The girl on the right is holding a blue block and is looking at it. There are several other blocks scattered on the floor around them.