Princess Labelmaker to the Rescue

Summary
Princess Labelmaker to the Rescue is a children's book that was published on March 4, 2014 and was written by Tom Angleberger. It is the fifth in the Origami Yoda series of books.

Plot
At McQuarrie Middle School, the of the war against the FunTime Menace—aka test prep—wages on. Our heroes have one battle under their belts, and they've even found a surprising ally in Jabba the Puppett. But to defeat the Dark Standardized Testing Forces they're going to need an even bigger, even more surprising ally: Principal Rabbski.

But with great forces—aka the school board—pushing her from above, will the gang's former enemy don a finger puppet and join the Rebellion—or will her transformation to Empress Rabbski, Dark Lord of the Sith, be complete?