On a field trip to an aquarium, fourth-grader Katie is changed into a clownfish just after Ms. Sweet has dropped her brand-new engagement ring into a fish tank. Includes facts about fish.

Fourth-grader Katie forgets to read the new book of her favorite author, Nellie Farrow, who comes to class for a discussion, but when Katie turns into Nellie, the presentation seems doomed! Includes a recipe for S'More Bananas.

Thanks to the magic wind, Katie finds herself on stage as Miriam with the leading role in the school play.

Katie, who has never cooked by herself before, switches into Louie the chef at a pizza parlor sponsoring a pizza-eating contest.

Katie's teacher hopes to win the Teacher of the Year contest, but her chances don't look good when Katie turns into her.

Katie tries to reunites the boys and girls after Jeremy decides that all girls have cooties.

Katie trades places with her grandfather when the magic wind comes and realizes that he is not too old to be her partner in the Olympics.

When Katie's interest in cheerleading and Suzanne's jealousy threaten to cause a full-fledged spirit war to break out in class 4A, the magic wind switches Katie into the body of a real cheerleader, at the top of a pyramid.

Katie loves the Cherrydale Porcupines baseball team, except for their new shortstop, Mike Reed, until the magic wind turns her into Mike for an inning and she sees things from a different perspective.