What reading level is More adventures of the great brain?

More adventures of the great brain by John Dennis Fitzgerald is at a Level 5-6 reading level. Recommended for Middle Grades readers (Ages 9-12).

What age is More adventures of the great brain appropriate for?

More adventures of the great brain is recommended for Ages 9-12. HootRating: 10C (Clear).

What genre is More adventures of the great brain?

More adventures of the great brain is fiction — Fiction. Part of the Great Brain series.

Does More adventures of the great brain have any content warnings?

More adventures of the great brain has a HootRating of 10C (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 More adventures of the great brain?

More adventures of the great brain by John Dennis Fitzgerald is 142 pages (approximately 39,105 words).

Reviewed by HootRated editorial · Last updated May 18, 2026

More adventures of the great brain

John Dennis Fitzgerald

More adventures of the great brain

Age Rating, Reading Level & Content Guide

by John Dennis Fitzgerald

Great Brain

Reading Level 5-6 10C Ages 9-12 Balanced Read

The text is written at a 5th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is gentle with no concerning themes.

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About This Book

Set in 1896 Adenville, Utah, a clever and cheeky boy known as the Great Brain uses his smarts to pull off playful pranks and clever tricks around town. His mischievous adventures keep everyone on their toes as he outwits friends and neighbors alike with his inventive plans. Get ready for a fun-filled ride full of laughter and clever schemes!

Themes

Humor Adventure Friendship Family

Quick Assessment

This is a Level 5-6 book with gentle content intensity. No notable content concerns flagged. Written for readers ages 9-12.

Why we rated More adventures of the great brain 10C

More adventures of the great brain is written at a Level 5-6 reading level across 142 pages (approximately 39,105 words). Strong independent readers around grade 6.2 can typically handle this book on their own; with parent or teacher support, More adventures of the great brain works for readers up to grade 7.2.

Read aloud, More adventures of the great brain runs about 4.4 hours — long enough to span several bedtime sessions.

We rate More adventures of the great brain as 10C ("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, More adventures of the great brain explores humor, adventure, friendship, and family — these threads give the book room to mean different things to different readers.

Good fit for

✓ Children in the Ages 9-12 range — the maturity and attention span match the story's pacing.
✓ Readers who like a steady plot with enough momentum to keep pages turning.
✓ Kids drawn to stories about humor, adventure, friendship.
✓ Readers who fall hard for one book and want a long series to live in — there are 7 more books in the Great Brain series.

Maybe not for

! Readers whose emotional readiness lags behind their decoding skills — this book's intensity outruns its reading level, a classic "gifted kid" mismatch.