Clear focus. It appears that this is an older boy in a classroom for younger kids. There could be a story here, but it is not clear. The expression is somewhat blank. The background has no clear direction for the eye. The items the subject is holding does not appear to have a clear meaning. The shot needs a clear direction.
As a youngster, Lex Luthor kept to himself, brooding and perfecting his devices of doom. In his genius hands, even a mere set of duplo blocks could become a weapon.