Often, multiple shots are taken to ensure everyone is smiling, eyes are open, and no one is mid-sneeze.
For those with a keen eye, identifying these variations can be a fun and engaging challenge.
The human face is incredibly expressive, capable of conveying a wide range of emotions through subtle movements.
Even in a controlled setting like a school photo session, minor changes in facial expressions are common.
One student might have a slightly wider smile in one photo compared to another, or their lips might be pursed differently.
Pay attention to the direction of the gaze and the openness of the eyes. A blink or a shift in focus can be a giveaway.
The position and shape of the eyebrows can change subtly with different expressions, indicating happiness, surprise, or concentration.