Third-grader Katie Carew feels torn between her two best friends, but after wishing she were someone else, she morphs into Lucille, the lunchroom lady, and experiences life from the other side of the counter, with unexpected results.

After Katie goes to Suzanne's all-girl sleepover party instead of riding the new rollercoaster with Jeremy, Jeremy and the other boys in their class declare that all girls have cooties, so Katie tries to ease hurt feelings.

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 on a rope.

When strict Mrs. Derkman moves next door to 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.

While a movie is being filmed in Cherrydale, Katie switches into Rosie Moran, a world renowned child actress.

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.

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.

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.

Fourth-grader Katie is concerned when an older girl uses live mice in a science fair project, but when Katie turns into the sixth-grader and has to run the experiment herself, she has a different opinion of the student.

While spending winter break at a ski lodge, beginning-skier Katie finds herself in some very complicated situations when the magic wind turns her into the ski instructor.

While her class is studying reptiles, Katie, a vegetarian, refuses to feed worms to Slinky the snake, class 4A's pet, but when the magic wind turns her into Slinky, Katie learns that some animals cannot survive on vegetables alone.

While practicing her clarinet for the upcoming band concert, reluctantly agreeing to a new hairstyle, and competing with a rival fourth grade class in kite flying, Katie anxiously wonders when the magic wind will transform her into someone else. Includes kite flying tips.