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Our Changing Earth; PowerKids Press Books in Order

Our Changing Earth; PowerKids Press is a 3-book series by Jason D. Nemeth for ages 5–8, at a grades 4–5 reading level, with gentle content (HootRated intensity 1/5).

Books
3
By publication date
Reading level
Grades 4–5
Average grade level 4.5
Recommended ages
Ages 5–8
From HootRated age ratings
Content intensity
Gentle
HootRated 1/5

Our Changing Earth; PowerKids Press Reading Order

Series numbers aren't available for most Our Changing Earth; PowerKids Press books, so they're listed by publication date (oldest first).

# Title Reading Level Ages Content
1 Climate change
2012
Level 4-5 5-8 Gentle
2 Earth's layers
2012
Level 4-5 5-8 Gentle
3 Ice ages
2012
Level 4-5 5-8 Gentle

Content Intensity Across the Series

Consistent

Content stays at a steady intensity level throughout the series.

1
2
3
First book Latest book

Series books grow with readers — but that's also the trap. Most series start at one reading level and one content intensity and drift upward over the course of the run. Our Changing Earth; PowerKids Press (3 books by Jason D. Nemeth) lands at a grades 4–5 reading level, with average content intensity 1/5. Intensity stays consistent across the series, so a reader who can handle the first book can generally handle the rest.

The reading-order table above lists every book with per-volume reading level, age and intensity ratings so you can spot any escalation before it catches your reader off guard. For a deeper dive into how we score text difficulty vs. emotional weight separately — and why series readers especially benefit from that split — see our methodology page.

Similar reading level, content intensity and themes.

Questions about the Our Changing Earth; PowerKids Press series

What reading level is the Our Changing Earth; PowerKids Press series?
Our Changing Earth; PowerKids Press books are at a grades 4–5 reading level (average grade level 4.5), and HootRated recommends the series for ages 5–8. There are 3 books in the series.
What order should I read the Our Changing Earth; PowerKids Press books?
Series numbers aren't available for most Our Changing Earth; PowerKids Press books, so HootRated lists them by publication date: Climate change (2012); Earth's layers (2012); Ice ages (2012).
What age is the Our Changing Earth; PowerKids Press series appropriate for?
HootRated recommends Our Changing Earth; PowerKids Press for ages 5–8. Content is gentle (HootRated intensity 1/5). Intensity stays consistent across the series, so a reader who can handle the first book can generally handle the rest.