What reading level is Radioactive elements?

Radioactive elements by Tom Jackson is at a Level 7-8 reading level. Recommended for Middle Grades readers (Ages 9-12).

What age is Radioactive elements appropriate for?

Radioactive elements is recommended for Ages 9-12. HootRating: 12C (Clear).

What genre is Radioactive elements?

Radioactive elements is nonfiction — Juvenile Nonfiction. Part of the Elements (Marshall Cavendish) series.

Does Radioactive elements have any content warnings?

Radioactive elements has a HootRating of 12C (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 Radioactive elements?

Radioactive elements by Tom Jackson is 36 pages (approximately 6,070 words).

Reviewed by HootRated editorial · Last updated May 18, 2026

Radioactive elements

Tom Jackson

Radioactive elements

Age Rating, Reading Level & Content Guide

by Tom Jackson

Elements (Marshall Cavendish)

Reading Level 7-8 12C Ages 9-12 Sweet Spot

The text is written at a 7th 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

Discover the exciting world of radioactive elements and their unique properties. Explore how these powerful substances affect our lives and the science behind their mysterious energy. Perfect for curious minds eager to learn about chemistry and the natural world.

Themes

Science & NatureEducation

Quick Assessment

This is a Level 7-8 book with gentle content intensity. It's a Sweet Spot read — challenging text with gentle themes, ideal for advanced or 2e readers. No notable content concerns flagged. Written for readers ages 9-12.

Why we rated Radioactive elements 12C

Radioactive elements is written at a Level 7-8 reading level across 36 pages (approximately 6,070 words). Strong independent readers around grade 8.4 can typically handle this book on their own; with parent or teacher support, Radioactive elements works for readers up to grade 9.4.

Read aloud, Radioactive elements takes about 40 minutes, which fits within a single read-aloud session.

We rate Radioactive elements as 12C ("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, Radioactive elements weaves together science & nature and education.

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 science & nature, education.
✓ Readers who fall hard for one book and want a long series to live in — there are 15 more books in the Elements (Marshall Cavendish) series.
✓ Curious kids who prefer real-world topics over made-up stories.

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.