A class trip to the museum should be quiet and educational, but not when the Ella Mentry School gang is involved! A.J., Andrea, and their classmates are super excited to explore the exhibits. However, their poor museum guide has received a serious warning that one of the students is definitely going to cause major trouble. As they wander past the displays, you will be holding your breath wondering who is going to break the rules first. Will A.J. do something totally ridiculous, or will perfect Andrea finally make a mistake? The entire field trip quickly turns into a wildly funny guessing game. Grab your permission slip and jump onto the bus for an unforgettable adventure. You will love trying to predict exactly how this crazy class manages to turn a boring museum into the wildest playground ever.