* The Magic Treehouse: A long-running series of adventure books that follows Jack and Annie as they travel through time and different historical periods with the help of a magical treehouse.
* The Secret of the Knights: A series about a young boy who discovers a hidden world of knights and magic.
* The Adventures of Timmy the Turtle: A series of whimsical stories about a talking turtle who goes on exciting adventures.
* The Adventures of Sammy the Squirrel: A series about a friendly squirrel who helps his friends solve problems.
* The Adventures of the Little Bear: A series about a brave little bear who goes on adventures in the forest.
In addition to these series, Korman has also written several stand-alone books for children and young adults, including "The Lost City of the Incas," "The Mystery of the Missing Treasure," and "The Secret of the Hidden Island."
Korman's books are known for their engaging plots, humorous characters, and positive messages. He has won numerous awards for his writing, including the Children's Choice Award and the Parents' Choice Award.