The tree house finally returns to Frog Creek, but with only a note from Morgan[/ex] pleading for help, so the kids end up following a clue to medieval Japan where they find the first of four items that they’ll
need to save Morgan.
— Michael Main
“The moonstone will help you find your missing friend,” the master said.
DEBUT
Night of the Ninjas (Random House, March 1995).
VARIANTS
Debut. Night of the Ninjas (Random House, March 1995).
From the magic tree house, unknown place and time ⋙ to Frog Creek, Pennsylvania, circa 2019. Note: The empty tree house travels with a note from Morgan, calling on Jack and Annie to help her!
From the magic tree house in Frog Creek, Pennsylvania, circa 2019 ⋙ to medieval Japan at an unknown time. Round trip. Note: Jack and Annie in the treehouse.