When strict Mrs. Derkman moves next door to third-grader Katie Carew, scares her friends away, and insists she keep her dog, Pepper, on a leash, Katie finds a non-magical solution to the problem. Includes steps for teaching a dog to sit and stay.

Katie Carew's third-grade class spends three days at Science Camp, where Katie magically changes places with the strict Head Counselor while on a hike and gets her group hopelessly lost. Includes directions for making all-natural soap.

Snubbed by her best friend Suzanne, Katie magically turns into her as she is making her modelling debut at a fashion show at the mall. Includes a recipe for fruit salad.

Katie and her third-grade class go on a field trip to the natural history museum where Katie finds herself magically transported into the body of their tour guide.

When fourth-grade Katie turns into her unfair track coach, she gives all the members of the team a chance to compete, including the slowest runner in her class.

When Katie and Suzanne learn that their favorite band, the Bayside Boys, will perform in Cherrydale, they think their biggest problem is how to get tickets, but Katie magically turns into one of the Boys and causes the band to break up.

Katie is very excited about her family's trip to London, Paris, Madrid, and Venice, but when the magic wind strikes not once, but four times, Katie's European vacation is turned upside down.

When the magic wind turns fourth-grader Katie into her friend George, who has been playing practical jokes to liven up their school, she has to figure out how to get him out of trouble and sooth everyone's hurt feelings.

Kevin is so involved in karate he does not have time for anything, including his friends, but then Katie turns into him during his big karate competition.