What reading level is Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission)?

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) by Mary Pope Osborne is at a Level 4 reading level (Lexile 590L). Recommended for Lower Grades readers (Ages 5-8).

What genre is Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission)?

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) is fiction. Part of the Stepping Stone; Magic Tree House: Merlin Missions series.

Does Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) have any content warnings?

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) has a HootRating of 9C (Clear). No specific content flags noted. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

How many pages is Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission)?

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) by Mary Pope Osborne is 144 pages (approximately 13,525 words).

Reviewed by HootRated editorial · Last updated May 18, 2026

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission)

Mary Pope Osborne

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission)

Age Rating, Reading Level & Content Guide

by Mary Pope Osborne

Stepping Stone; Magic Tree House: Merlin Missions

Reading Level 4 9C Ages 5-8 Balanced Read Page-Turner

The text is written at a 4th grade reading level, the subject matter is intended for younger children (ages 5–8), and the content is gentle with no concerning themes.

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About This Book

Jack and Annie embark on an exciting journey to the enchanting land of Camelot, where a secret message leads them to search for a missing dragon. Along the way, they discover magic and adventure beyond their wildest dreams. Perfect for young explorers eager for a thrilling quest!

Themes

Adventure Fantasy World-Building FriendshipMagic

Quick Assessment

This is a Level 4 book with gentle content intensity. No notable content concerns flagged. Written for readers ages 5-8.

Why we rated Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) 9C

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) is written at a Level 4 reading level with a Lexile measure of 590L across 144 pages (approximately 13,525 words). Strong independent readers around grade 5.0 can typically handle this book on their own; with parent or teacher support, Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) works for readers up to grade 6.0.

Read aloud, Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) runs about 1.5 hours — long enough to span several bedtime sessions.

We rate Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) as 9C ("Clear") because the content sits in the "Gentle" range — no conflict beyond everyday childhood experiences. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly gentle; no single dimension stands out as a concern.

No specific content flags were raised by community reviewers, which is consistent with the gentle intensity score.

Thematically, Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission) explores adventure, fantasy world-building, friendship, and magic — these threads give the book room to mean different things to different readers.

Good fit for

✓ Children in the Ages 5-8 range — the maturity and attention span match the story's pacing.
✓ Reluctant readers who need fast-paced, hook-heavy stories to stay engaged.
✓ Kids drawn to stories about adventure, fantasy world-building, friendship.
✓ Readers who fall hard for one book and want a long series to live in — there are 3 more books in the Stepping Stone; Magic Tree House: Merlin Missions series.