Mr Bambuckle's Remarkables Join Forces

Mr Bambuckle's Remarkables Join Forces by Tim Harris is a middle grades novel set at Blue Valley School where Mr Bambuckle's class in room 12B welcomes four new students after the local grammar school closes. When Principal Sternblast begins plotting something suspicious, the students must work together to uncover his scheme and save their school. The story includes mysterious elements such as an unusual croak heard behind the canteen.