When master prankster Miles Murphy moves to sleepy Yawnee Valley, he challenges the local, mystery prankster in an epic battle of tricks but soon the two join forces to pull off the biggest prank ever seen.

After second-grader Stink gets an unsatisfactory grade in physical education, his parents tell him he must play a sport and so he masters thumb wrestling, as seen on a sports channel.

Sophie Mouse wants to prove how wonderful mice are for a school project she is doing with her brother, Winston, but starts to have doubts when, even with Hattie and Owen's help, she is unable to learn to swim.

Will Tuppence's life has always been ruled by science and common sense but in ninth grade, shaken up by the discovery that protons decay, he begins to see the entire world differently and gains new perspective on his relationships with his little sister and two closest friends.