It's another pitch-perfect middle-grade novel full of hilarious antics, a field trip gone wrong, and a fifth grade that just can't seem to behave from Allan Woodrow The fifth graders of Liberty Falls Elementary might be the worst fifth graders ever, but they still get to go on a field trip They're going to visit the Edward Minks Mansion to learn about the eccentric inventor and founder of their town. Legend has it, there are some undiscovered...