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In the Smartboys Club Book 4, the Smartboys get a strict substitute teacher who gives the class a haunted puzzle. The fate of Monkey's head depends on the Smartboys solving the puzzle before the school Halloween party.

Rebecca Shelley loves adventuring and spent a lot of time in her youth doing things like dog sledding, hiking, camping, and horseback riding. She has a special fondness for dragons and fairies and wrote her first book in Elementary School. To learn more or to get printable copies of the Secret Notebook, visit her website at www.rebeccashelley.com.