Castle MacPelican is the home of Hector MacPelican, inventor of extraordinary machines and Head of the Clan MacPelican. When Thomas and Esmerelda arrive there for a visit, they find that Uncle Hector has set them each a treasure hunt, with lots of puzzles to solve and things to spot...Read more

While on a field trip to the museum to learn about ancient Egypt, Mrs. Pudget's class searches for hidden objects and solves puzzles in order to return to the present.

Because they take all the wrong turns and have other major problems while traveling to the Grand Louisiana Exhibition in 1898, the MacPelican clan needs the reader's help to find the way.