The drawing of a weapon, of any kind, on a binder, or any piece of scholastic hardware, indicates a total and utter indifference to the attitude of weapons in the hands of minors.
This boy should be punished, to the the maximum extent.
His parents should be jailed.
His friends should be interrogated.
His teachers should be fired
The government that allowed this should be impeached.
The country that spawned him should be re-evaluated and perhaps divided amongst their leading rivals.