Addison and her classmates must play a piece of music written by an eccentric billionaire. He has promised to donate to the school’s music program – but only if Addison can correctly fill in the blanks in the sheet music! | Addison’s and Tess’s fairy garden attracts a mysterious glowing frog. Addison is determined to find the answer to this amphibious mystery.
When the fish in the local pond disappear, Addison and Tess fear they ended up as fish sticks in the school cafeteria. | Addison and Alex are afraid that Mrs. Rorschach is being intimidated by a shadowy pro wrestler named the Lucha Grandma and are determined to learn her identity and put a stop t...
When Alex receives an unsigned note from a "secret admirer", he calls on Addison to help him find out who thinks he’s so wonderful! | When it appears that a midnight vandal is damaging Max’s entry in the town’s "Most Beautiful Public Garden" project, Addison goes undercover ninja to save the day.
When an advanced computer is loaned to Ayrton Park Public School, mysterious cyber events happen around town. Addison wonders if the occurrences could be part of a world-wide-web… of mystery! | When a lost parrot appears in Ayrton Park, Addison must find its rightful owner by deciphering the bird...