What grade level is Mr. Popper's Penguins?

Mr. Popper's Penguins is most commonly assigned in US schools in grades 3–5, with a Lexile measure of 910L. Specific grade placement varies by curriculum — AP Literature and IB English Literature typically use it in grades 11-12.

What is the Lexile level of Mr. Popper's Penguins?

Mr. Popper's Penguins has a Lexile measure of 910L according to MetaMetrics. Lexile measures text complexity, not content maturity — check the grade range and content notes separately for age-appropriateness.

How long does it take to read Mr. Popper's Penguins?

It takes about 2h 35m to read Mr. Popper's Penguins (139 pages) at an average adult reading pace of about 250 words per minute — roughly 155 minutes. Faster or slower readers will vary; the estimate is a planning guide for assigning the book.

What curricula assign Mr. Popper's Penguins?

Mr. Popper's Penguins appears on reading lists for Common Core State Standards (ELA), Pacific Northwest Young Reader's Choice Award. Each assignment on this site links to its primary-source citation.

Mr. Popper's Penguins

Name: Mr. Popper's Penguins
Availability: InStock
Author: Richard Atwater · Florence Atwater
ISBN: 9780316058421

by Richard Atwater · Florence Atwater

Assigned across 2 curriculum lists · 5 states

On reading-award lists:Pacific Northwest Young Reader's Choice Award

Mr. Popper's Penguins by Richard Atwater · Florence Atwater is assigned in US schools at grades 3–5, with a Lexile measure of 910L. It appears across 2 curriculum references and 5 states, sourced from state DOE pages and AP/IB/Common Core syllabi. Every citation below links to the primary source.

This page shows where Mr. Popper's Penguins is assigned in US schools — curricula, states, grades, and the primary-source citations behind each placement. Not a summary or study guide.

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Lexile: 910L
Grade range: Grades 3–5
Difficulty for grade: Above the grade 2–3 band (420–820L)
Age range: Ages 8–11
Pages: 139
Reading time: about 2h 35m (est.)
First published: 1938
Genre: Middle Grade Fiction
ISBN-13: 9780316058421

Reading difficulty: At 910L, Mr. Popper's Penguins reads above the typical 420–820L text-complexity range for 3rd grade (Common Core Appendix A) — a stretch text that may need scaffolding for the youngest assigned readers.

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New to these terms? What is a Lexile level? · Reading levels by grade

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About this book

A small-town house painter receives a penguin in the mail and soon has a dozen of them living in his refrigerator, which he trains into a vaudeville act. The Atwaters' Newbery Honor novel is a common 3rd-5th grade assignment and appears in Common Core Appendix B.

Adapted for screen

Adapted for screen (Film · 2011) · theatrical.

More children's & middle-grade books made into movies

Similar grade-level books

See all books like Mr. Popper's Penguins→ — matched on theme + reading level.

Why widely assigned

This Middle Grade Fiction title, reads at young-adult to upper-middle-grade complexity, typically at grades 3–5. Written in the 1930s; pairs with curriculum units on family and adventure; cited across 2 curriculum frameworks.

Themes

family · adventure · imagination · determination

Where this book is assigned

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Common questions

What grade level is Mr. Popper's Penguins?: Mr. Popper's Penguins is most commonly assigned in US schools in grades 3–5, with a Lexile measure of 910L. Specific grade placement varies by curriculum — AP Literature and IB English Literature typically use it in grades 11-12.
What is the Lexile level of Mr. Popper's Penguins?: Mr. Popper's Penguins has a Lexile measure of 910L according to MetaMetrics. Lexile measures text complexity, not content maturity — check the grade range and content notes separately for age-appropriateness.
How long does it take to read Mr. Popper's Penguins?: It takes about 2h 35m to read Mr. Popper's Penguins (139 pages) at an average adult reading pace of about 250 words per minute — roughly 155 minutes. Faster or slower readers will vary; the estimate is a planning guide for assigning the book.
Is Mr. Popper's Penguins hard to read for 3rd grade?: At 910L, Mr. Popper's Penguins reads above the typical 420–820L text-complexity range for 3rd grade (Common Core Appendix A) — a stretch text that may need scaffolding for the youngest assigned readers. Lexile measures text complexity, not thematic maturity — check the content notes for age-appropriateness separately.
What curricula assign Mr. Popper's Penguins?: Mr. Popper's Penguins appears on reading lists for Common Core State Standards (ELA), Pacific Northwest Young Reader's Choice Award. Each assignment on this site links to its primary-source citation.

Why this book is on this list

How we classify

Each dimension below is sourced from a public reference. The full framework is documented on the classification standard page.

Lexile measure: 910L — sourced from MetaMetrics’ Lexile Hub.
Grade band: Grades 3–5 — drawn from state ELA frameworks and AP/IB syllabi citing this book.
Curriculum alignment: Cited in 2 curricula on this site (see “Where assigned” above for primary-source links).
State-level evidence: Cited in 5 states ELA frameworks or DOE list (see citations above).
Removal / banning records: No tracked removal or challenge records in cited sources.
Seasonal / contextual tags: Tagged for: book-club.