Boxcar Children Creatures of Legend Books in Order
4 books by Gertrude Chandler Warner. Reading level: Grades 4.1–4.2. Middle Grades (Ages 9–12).
Series books grow with readers — but that's also the trap. Most series start at one reading level and one content intensity and drift upward over the course of the run. Boxcar Children Creatures of Legend (4 books by Gertrude Chandler Warner) lands at reading level Grades 4.1–4.2, with average content intensity 1.3/5. Intensity stays consistent across the series — a kid who can handle the first book can generally handle the rest.
The reading-order table below lists every book with per-volume reading level and intensity badges so you can spot any escalation before it catches your reader off guard. For a deeper dive into how we score text difficulty vs. emotional weight separately — and why series readers especially benefit from that split — see our methodology page.
Content Intensity Across the Series
ConsistentContent stays at a steady intensity level throughout the series.
Boxcar Children Creatures of Legend Reading Order
| # | Title | Reading Level | Content |
|---|---|---|---|
| 1 | Mermaids of the Deep Blue Sea Gertrude Chandler Warner | Level 4-5 | Mild |
| 2 | Mystery of the Hidden Elves Gertrude Chandler Warner | Level 4-5 | Gentle |
| 3 | Myth of the Rain Forest Monster Gertrude Chandler Warner | Level 4-5 | Gentle |
| 4 | The Secret of Bigfoot Valley Gertrude Chandler Warner | Level 4-5 | Gentle |
All Boxcar Children Creatures of Legend Books
Mermaids of the Deep Blue Sea
Gertrude Chandler Warner
Mermaids of the Deep Blue Sea
Gertrude Chandler Warner
Mystery of the Hidden Elves
Gertrude Chandler Warner
Mystery of the Hidden Elves
Gertrude Chandler Warner
Myth of the Rain Forest Monster
Gertrude Chandler Warner
Myth of the Rain Forest Monster
Gertrude Chandler Warner
The Secret of Bigfoot Valley
Gertrude Chandler Warner
The Secret of Bigfoot Valley
Gertrude Chandler Warner
Questions about the Boxcar Children Creatures of Legend series
- What reading level is the Boxcar Children Creatures of Legend series?
- The Boxcar Children Creatures of Legend series by Gertrude Chandler Warner is at a Grades 4.1–4.2 reading level (average Grade 4.1). Intended for Middle Grades (Ages 9–12). There are 4 books in the series.
- What order should I read the Boxcar Children Creatures of Legend books?
- The reading-order table above lists all 4 books with per-volume reading level and intensity ratings. Start with book 1 and read in publication order unless the table indicates a different recommended order for newer readers.
- What age is the Boxcar Children Creatures of Legend series appropriate for?
- The Boxcar Children Creatures of Legend series is recommended for Middle Grades (Ages 9–12). The average content intensity is 1.3/5. Check the intensity trajectory above to see whether content gets heavier across the series — if it does, sensitive readers may want to stop earlier in the run.