Climax · Mary's discovery of the secret garden, Mary's decision to share the garden with Dickon, Mary's discovery of Colin, the reawakening of the secret garden, Colin's standing on his feet for the first time
Narrator · Anonynous; the narrator and Frances Hodgson Burnett both have the distinctive values and diction of an upper-middle-class white British woman, and both ardently espouse the principles of Christian Science and New Thought.
Falling Action · Colin and Mary's gradual improvement; the keeping of the secret of that improvement; the disclosure of Colin's newfound health to his father
I dont know if this will help but i hope it does.