Dan Gutman 
My Weirder-est School #2: Miss Porter Is Out of Order! 

With more than 23 million books sold, the My Weird School series really gets kids reading!In this second book in the My Weirder-est School series, A.J. and his friends are getting a substitute.Miss Porter isnt your average teacher, though. Shes a Personal Digital Assistant that literally knows everything. She can tell a million hundred weird jokes and get pizza delivered by drone in seconds!But what happens when Miss Porters system is no longer set to fun? Will anyone be able to shut her down before she takes over Ella Mentry?Perfect for reluctant readers and all kids hungry for funny school stories, Dan Gutmans hugely popular My Weird School chapter book series has something for everyone. Dont miss the hilarious adventures of A.J. and the gang!