Si in space
John Luke Robertson
Si in space
Age Rating, Reading Level & Content Guide
by John Luke Robertson
Illustrated by Gregory, Jeff, illustrator
The text is written at a 6th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is mild with minimal sensitive material.
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About This Book
The hum of the spaceship fills your ears as the stars streak past the windows. You’re Silas Robertson, hurtling through space on a journey full of unknown dangers and thrilling choices. Every decision could be the one that brings you safely home—or leaves you lost among the stars.
Themes
Quick Assessment
This middle-grade adventure follows Silas Robertson as he navigates the challenges of space travel when the spaceship's computer malfunctions. The interactive, plot-your-own-story format encourages decision-making and problem-solving, making it engaging for children ages 9-12. The book contains mild peril but remains appropriate and exciting for its target audience.
Why we rated Si in space 11LP
Si in space is written at a Level 6 reading level across 256 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Si in space works for readers up to grade 8.0.
We rate Si in space as 11LP ("Light — Physical") because the content sits in the "Mild" range — mild conflict — the kind a child encounters in normal play and sibling life. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly mild; no single dimension stands out as a concern.
No specific content flags were raised by community reviewers, which is consistent with the mild intensity score.
Thematically, Si in space explores adventure, science & nature, friendship, coming of age, and juvenile fiction — 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.
- ✓ Patient readers who enjoy slower, character-driven stories.
- ✓ Kids drawn to stories about adventure, science & nature, friendship.
Maybe not for
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
11LP — Light — PhysicalLight conflict or tension. Mild peril resolved quickly.
Was our "Mild" content intensity rating accurate for this book?
Reading Insights
Hook Factor
2/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
2/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9781414398150
- Pages
- 256
- Publisher
- Tyndale Kids
- Published
- 2014
- Type
- Fiction