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Masterminds

Gordon Korman

Cover of Masterminds

Masterminds

Age Rating, Reading Level & Content Guide

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by Gordon Korman

Reading Level 4-5 ME · Moderate · Emotional Ages 9-12 Matched
A Junior Library Guild selection (JLG.)

The text is written at a 4th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content has moderate intensity with some emotionally heavy themes. Its HootRating code, ME, means moderate content, mostly emotional.

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About This Book

What if you found out you were a clone on the run from a secret project? Eli, Tori, Amber, and Malik face danger and betrayal as they uncover shocking secrets about their origins. But can they stop the people who made them before it's too late?

Quick Assessment

Masterminds is the thrilling conclusion to a middle-grade trilogy about cloned kids escaping a secretive and dangerous project. The story explores themes of identity, trust, and survival, with some suspenseful moments involving crime and moral ambiguity. Suitable for ages 9-12, it contains mild peril and complex themes that may prompt thoughtful discussions about family and ethics.

Why we rated Masterminds ME (Moderate)

Masterminds is written at a Level 4-5 reading level across 311 pages. Reading-wise, most kids in grade 6 and up can manage Masterminds on their own; younger readers can enjoy it with a parent or teacher reading along.

We rate Masterminds as ME (Moderate, mostly emotional) because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from emotional weight, physical peril, social complexity, thematic difficulty — these are the dimensions parents should evaluate against their reader's tolerance.

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

Thematically, Masterminds explores friendship, adventure, family, science & nature, and mystery — 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 ready to talk through themes after they finish — there's enough substance for a meaningful conversation.
  • ✓ Kids drawn to stories about friendship, adventure, family.
  • ✓ Readers (and parents) who care about award-recognized writing — Masterminds carries an award.

Maybe not for

  • ! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.

For Parents

Content Intensity

ME · Moderate · Emotional
Emotional
Moderate ←
Physical
Moderate
Social
Moderate
Thematic
Moderate

Reading the HootRating code: the first letter is the content intensity (C = Gentle · L = Mild · M = Moderate · I = Intense · V = Very Intense); the second, when there is one, is the kind of content that drives it (E = Emotional · P = Physical · S = Social · T = Thematic). Reading level and age range are rated separately. How we rate

Real stakes and emotional weight. May include sustained danger, loss, or bullying.

Data confidence: high

Was our "Moderate" content intensity rating accurate for this book?

Reading Insights

Discussion Potential

4/10

Good conversation starter with themes worth exploring together.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
4
Emotional Weight
6
Theme Richness
6
World Scope
1
Data Confidence
7

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Details

Book Length

311 pages
ISBN
9780062300058
Pages
311
Publisher
Balzer + Bray
Published
2017
Type
Fiction

Genres

Subjects

CriminalsCloningExperimentsAdventure and AdventurersScience FictionMystery and Detective StoriesScienceAction & AdventureMysteries & Detective StoriesScience & TechnologyAction and Adventure FictionDetective and Mystery Fiction