The SubstitutesBook - 2015
Josh and Jenny are disturbed that their school is suddenly overrun with nearly identical substitute teachers who ask strange questions and record everything that the students say--but when their own teacher disappears the twins set out to find out what is going on, and who is responsible, and the reader must choose the solution.
Publisher: Minneapolis, MN : Calico, an imprint of Magic Wagon, 
Branch Call Number: JE LAY
Characteristics: 80 pages : illustrations ; 21 cm.