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Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs Books in Order

Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs is a 6-book series by Susan Heinrichs Gray for ages 9–12, at a grade 5 reading level, with gentle content (HootRated intensity 1/5).

Books
6
By publication date
Reading level
Grade 5
Average grade level 5.2
Recommended ages
Ages 9–12
From HootRated age ratings
Content intensity
Gentle
HootRated 1/5

Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs Reading Order

Series numbers aren't available for most Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs books, so they're listed by publication date (oldest first).

# Title Reading Level Ages Content
1 Allosaurus (Exploring Dinosaurs)
2004
Level 5-6 9-12 Gentle
2 Apatosaurus (Science of Dinosaurs)
2004
Level 5-6 9-12 Gentle
3 Megalosaurus (Gray, Susan Heinrichs. Exploring Dinosaurs.)
2004
Level 5-6 9-12 Gentle
4 Psittacosaurus (Gray, Susan Heinrichs. Exploring Dinosaurs.)
2004
Level 5 9-12 Gentle
5 Stegosaurus (Science of Dinosaurs)
2004
Level 5-6 9-12 Gentle
6 Tyrannosaurus Rex (Science of Dinosaurs)
2004
Level 5-6 9-12 Gentle

Content Intensity Across the Series

Consistent

Content stays at a steady intensity level throughout the series.

1
2
3
4
5
6
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. Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs (6 books by Susan Heinrichs Gray) lands at a grade 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 Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs series

What reading level is the Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs series?
Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs books are at a grade 5 reading level (average grade level 5.2), and HootRated recommends the series for ages 9–12. There are 6 books in the series.
What order should I read the Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs books?
Series numbers aren't available for most Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs books, so HootRated lists them by publication date: Allosaurus (Exploring Dinosaurs) (2004); Apatosaurus (Science of Dinosaurs) (2004); Megalosaurus (Gray, Susan Heinrichs. Exploring Dinosaurs.) (2004); Psittacosaurus (Gray, Susan Heinrichs. Exploring Dinosaurs.) (2004); Stegosaurus (Science of Dinosaurs) (2004); and 1 more.
What age is the Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs series appropriate for?
HootRated recommends Exploring Dinosaurs & Prehistoric Creatures; Exploring Dinosaurs for ages 9–12. 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.