L. Frank Baum

An earthquake drops Dorothy and her friend Zeb into the Vegetable Kingdom, a land of glass buildings, princesses that grow, and invisible people, where they encounter the Wizard of Oz and together seek the Emerald City.

The wicked Nome King, who plots to conquer Oz and enslave its people, prepares to invade the Emerald City just as Dorothy, Aunt Em and Uncle Harry arrive there.

The adventures of Trot and Cap'n Bill take them to Jinxland where they help Pon, the gardener's assistant, break the spell that turned his true love's heart to ice.

When all the inhabitants of Pingaree are kidnapped by the mongrel hordes of twin island kingdoms, Prince Inga and his friend King Rinkitink decide to go to the rescue.

When a storm blows Dorothy to the land of Ev where lunches grow on trees, she meets the Scarecrow, the Tin Woodsman, the Cowardly Lion, and Princess Ozma, and together they set out to free the Queen of Ev and her ten children.

After being transported by a cyclone to the land of Oz, Dorothy and her dog are befriended by a scarecrow, a tin man, and a cowardly lion, who accompany her to the Emerald City to look for a wizard who can help Dorothy return home to Kansas.

In order to save the town of Sherbet, four girls with very little in common become involved with some people and events that seem to bear a resemblance to "The Wizard of Oz."