And a grenade:
Employing impressions of guns, knives, grenades and even space-age sharp shooters – the desks are transformed from relics of a childhood past into intricately formed, vaguely intimidating reflections of the rapidly changing face of contemporary culture. (Source)
hahaha how did I know the explantion was going to be something more than “The artist carved guns into school desks because he thought it would be cool”
The artists name is Ben Turnbull. He does not appear to have his own website, but the works in this post are apparently featured at Eleven Fine Art Gallery in London England.