What reading level is the Introducing Dinosaurs series?

The Introducing Dinosaurs series by Susan Heinrichs Gray is at a Grades 3.1–3.3 reading level (average Grade 3.2). Intended for Lower Grades (Ages 5–8). There are 11 books in the series.

What order should I read the Introducing Dinosaurs books?

The Introducing Dinosaurs series has 11 books in order: 1. Allosaurus, 2. Ankylosaurus, 3. Apatosaurus, 4. Compsognathus, 5. Maiasaura, and 6 more.

What age is the Introducing Dinosaurs series appropriate for?

The Introducing Dinosaurs series is recommended for Lower Grades (Ages 5–8). The average content intensity is 1/5.

Introducing Dinosaurs Books in Order

11 books by Susan Heinrichs Gray. Reading level: Grades 3.1–3.3. Lower Grades (Ages 5–8).

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. Introducing Dinosaurs (11 books by Susan Heinrichs Gray) lands at reading level Grades 3.1–3.3, with average content intensity 1/5. Intensity stays consistent across the series — a kid who can handle the first book can generally handle the rest.

The reading-order table below lists every book with per-volume reading level and intensity badges 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.

Books

Grades 3.1–3.3

Reading Level

1/5

Avg. Intensity

Lower Grades

Content Intensity Across the Series

Consistent

Content stays at a steady intensity level throughout the series.

First book Latest book

Introducing Dinosaurs Reading Order

#	Title	Reading Level	Content
1	Allosaurus Susan Heinrichs Gray	Level 3-4	Gentle
2	Ankylosaurus Susan Heinrichs Gray	Level 3-4	Gentle
3	Apatosaurus Susan Heinrichs Gray	Level 3-4	Gentle
4	Compsognathus Susan Heinrichs Gray	Level 3-4	Gentle
5	Maiasaura Susan Heinrichs Gray	Level 3-4	Gentle
6	Oviraptor Susan Heinrichs Gray	Level 3-4	Gentle
7	Spinosaurus Susan Heinrichs Gray	Level 3-4	Gentle
8	Stegosaurus Susan Heinrichs Gray	Level 3-4	Gentle
9	Triceratops Susan Heinrichs Gray	Level 3-4	Gentle
10	Tyrannosaurus rex Susan Heinrichs Gray	Level 3-4	Gentle
11	Velociraptor Susan Heinrichs Gray	Level 3-4	Gentle

Level 3-4

Questions about the Introducing Dinosaurs series

What reading level is the Introducing Dinosaurs series?: The Introducing Dinosaurs series by Susan Heinrichs Gray is at a Grades 3.1–3.3 reading level (average Grade 3.2). Intended for Lower Grades (Ages 5–8). There are 11 books in the series.
What order should I read the Introducing Dinosaurs books?: The reading-order table above lists all 11 books with per-volume reading level and intensity ratings. Start with book 1 and read in publication order unless the table indicates a different recommended order for newer readers.
What age is the Introducing Dinosaurs series appropriate for?: The Introducing Dinosaurs series is recommended for Lower Grades (Ages 5–8). The average content intensity is 1/5. Check the intensity trajectory above to see whether content gets heavier across the series — if it does, sensitive readers may want to stop earlier in the run.