i think you probably know the answer air rifle ..... school ..... no chance mate
just some law points
It is against the law for anyone to have an airgun in a public place unless they have some proper reason for doing so - for example, it has just been confiscated from an offender. A public place is anywhere where the public are allowed to go, regardless of who owns the land, and even though they may have to pay. Roads, streets, footpaths, canal towpaths, public parks, schools, play areas are all examples of public places. If the general public have some sort of right or permissio