What is the summary on the book the Wizard of oz?

"The Wizard of Oz" follows a young girl named Dorothy who is swept away from her home in Kansas to the magical land of Oz by a tornado. Accompanied by her dog Toto, she embarks on a journey to meet the Wizard, hoping he can help her return home. Along the way, she befriends the Scarecrow, the Tin Man, and the Cowardly Lion, each seeking their own desires. Ultimately, Dorothy discovers that the power to return home lies within herself, emphasizing themes of friendship, courage, and self-discovery.