After being sent to jail for the rest of their lives, George and Harold are taken on a trip back in time by Tippy Tinkletrousers back to their Kindergarten days where they must deal with their bully without the help of Captain Underpants. Interest Level: 3-6 Reading Level: 5.1 ATOS Book Level: 5.1 AR Interest Level: MG AR Points: 3 AR Quiz: 153823EN Reading Counts Level: 5.5 Reading Counts Points: 6 Lexile Measure: 850.