What reading level is the Social Studies Explorer: United States series?

Social Studies Explorer: United States books are at a grade 6 reading level (average grade level 6.3), and HootRated recommends the series for ages 9–12. There are 2 books in the series.

What order should I read the Social Studies Explorer: United States books?

Series numbers aren't available for most Social Studies Explorer: United States books, so HootRated lists them by publication date: It's cool to learn about the United States (2012); It's cool to learn about the USA (2012).

What age is the Social Studies Explorer: United States series appropriate for?

HootRated recommends Social Studies Explorer: United States 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.

Social Studies Explorer: United States Books in Order

Social Studies Explorer: United States is a 2-book series by Tamra Orr for ages 9–12, at a grade 6 reading level, with gentle content (HootRated intensity 1/5).

Books: 2; By publication date
Reading level: Grade 6; Average grade level 6.3
Recommended ages: Ages 9–12; From HootRated age ratings
Content intensity: Gentle; HootRated 1/5

Social Studies Explorer: United States Reading Order

Series numbers aren't available for most Social Studies Explorer: United States books, so they're listed by publication date (oldest first).

#	Title	Reading Level	Ages	Content
1	It's cool to learn about the United States Midwest 2012	Level 6-7	9-12	Gentle
2	It's cool to learn about the USA Southwest 2012	Level 6-7	9-12	Gentle

Content Intensity Across the Series

Consistent

Content stays at a steady intensity level throughout the series.

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. Social Studies Explorer: United States (2 books by Tamra Orr) lands at a grade 6 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.

All Social Studies Explorer: United States Books

It's cool to learn about the United States

Tamra Orr

It's cool to learn about the United States

Tamra Orr

Level 6-7

It's cool to learn about the USA

Tamra Orr

It's cool to learn about the USA

Tamra Orr

Level 6-7

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Questions about the Social Studies Explorer: United States series

What reading level is the Social Studies Explorer: United States series?: Social Studies Explorer: United States books are at a grade 6 reading level (average grade level 6.3), and HootRated recommends the series for ages 9–12. There are 2 books in the series.
What order should I read the Social Studies Explorer: United States books?: Series numbers aren't available for most Social Studies Explorer: United States books, so HootRated lists them by publication date: It's cool to learn about the United States (2012); It's cool to learn about the USA (2012).
What age is the Social Studies Explorer: United States series appropriate for?: HootRated recommends Social Studies Explorer: United States 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.