Holding a Door Open
Mari Schuh
Holding a Door Open
Age Rating, Reading Level & Content Guide
Wedge vs. Wheels and Axles
by Mari Schuh
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
What if you had to lift a giant toy all by yourself? Imagine trying to choose between a wedge and wheels to get the job done. But which simple machine will make the task easier—and why does that choice matter?
Quick Assessment
This early reader book introduces young children to basic engineering concepts by comparing wedges and wheels and axles through a relatable story. Suitable for ages 5 to 8, it supports Next Generation Science Standards for primary grades, making it a great educational resource for teaching simple machines. The content is clear, age-appropriate, and encourages hands-on thinking without any challenging themes.
Why we rated Holding a Door Open 7C
Holding a Door Open 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, Holding a Door Open works for readers up to grade 4.0.
We rate Holding a Door Open 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, Holding a Door Open explores science & nature, adventure, and friendship — 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 & nature, adventure, friendship.
- ✓ 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
2/10A 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
- 9781467783033
- Pages
- 24
- Publisher
- Lerner Publications
- Published
- 2015
- Type
- Nonfiction