wayside+school+is+falling+down+by+Louis+Sachar

This is one of the wayside school stories it is the 3 book after sideway stories wayside school. It has more even more weird stories about the school like when room 19 became real (remember at wayside school THERE IS NO ROOM 19 AND THERE IS NO MRS. ZAVES it was a dream that the student had) and the three Eric's game that they played(until it hit between room 18 and 20 and never came down). Also Mr. _____ came as a sub(Mrs._____ got turned into  an apple[Mrs._____ was Mr.______'s mom] and got revenge) he was just like his mother but he could capture voices. At the end (im not spoiling the end so im going to put it were only Mrs.Zana can see it) L ouis kissed someone and there is a new baby(the teachers baby)