Subtraction
Learning Horizons, Incorporated
Subtraction
Age Rating, Reading Level & Content Guide
Decoder Workbook (Dora the Explorer)
by Learning Horizons, Incorporated
The text is written at a 2nd 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
Hear the soft scratch of pencil on paper as numbers disappear one by one. Imagine solving puzzles where taking away is just as fun as adding up. Feel the thrill of discovery every time you find the answer!
Themes
Quick Assessment
This early reader book introduces children ages 5-8 to the concept of subtraction through engaging and simple explanations. It uses familiar characters to make math approachable and fun, reinforcing foundational skills suitable for kindergarten and early elementary learners. The content is gentle and educational, focusing on basic math without any challenging themes.
Why we rated Subtraction 7C
Subtraction is written at a Level 2 reading level across 24 pages. Strong independent readers around grade 3.0 can typically handle this book on their own; with parent or teacher support, Subtraction works for readers up to grade 4.0.
We rate Subtraction as 7C ("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, Subtraction explores science & technology - mathematics, juvenile nonfiction, early learning, and educational — 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.
- ✓ Patient readers who enjoy slower, character-driven stories.
- ✓ Kids drawn to stories about science & technology - mathematics, juvenile nonfiction, early learning.
- ✓ Curious kids who prefer real-world topics over made-up stories.
Maybe not for
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
7C — ClearNo conflict beyond everyday childhood experiences. Safe for sensitive readers.
Was our "Gentle" content intensity rating accurate for this book?
Reading Insights
Hook Factor
1/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
1/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9781586108847
- Pages
- 24
- Publisher
- Learning Horizons
- Published
- June 15, 2006
- Type
- Nonfiction