Reoite!

Tha an innleachd shaidheansail mhìorbhaileach ùr aig Iain a-nis anns na làmhan ceàrr - cò chuireas stad air Ash agus a charaidean mosach bho bhith gabhail smachd buileach air an sgoil? Agus ciamar?

Science whizz John's new invention has fallen into the wrong hands - who will stop bad boy Ash and his cackling gang of cronies from taking complete control of the whole school?