Osborne, Mary Pope. Magic tree house series. Merlin missions #25

Osborne, Mary Pope. Magic tree house series #53

Also published: New York : Random House, [2020?], 2015. 130 pages, 6 unnumbered pages

As a thank-you from Merlin and Morgan, Jack and Annie are sent on what should be a vacation at a luxurious resort in Cozumel, Mexico, but is, by mistake, an adventure with ancient Mayans, instead

"Originally published in hardcover as Magic Tree House #53 in 2015"--Title page verso

550L

Decoding demand: 86 (very high) Semantic demand: 99 (very high) Syntactic demand: 82 (very high) Structure demand: 83 (very high)