What books are similar to Mr. Popper's Penguins?

The 10 closest matches to Mr. Popper's Penguins by Richard Atwater · Florence Atwater on ReadingList include Stuart Little, The Mouse and the Motorcycle, Diary of a Wimpy Kid, Maniac Magee, and Charlie and the Chocolate Factory. Each is scored on shared themes (family, adventure, and imagination), shared award lists, genre, and reading level (grades 3–5), and links to the curricula, states, and grades where it is assigned in US schools, with primary sources.

Are books like Mr. Popper's Penguins reading-level appropriate?

Yes — every match is a reading-level match, not just a topical one, scored on Lexile and grade band (grades 3–5), so the picks stay grade-appropriate. See how ReadingList judges text difficulty on the /standard methodology page.

How does ReadingList choose similar books?

Matches are ranked by shared themes, shared award and reading-program lists (two books picked for the same state award were chosen by the same committees for the same readers), same genre, comparable Lexile and grade band, and publication decade — computed from cited public curriculum data, not editorial opinion or AI-generated summaries.

Books like Mr. Popper's Penguins

If you liked Mr. Popper's Penguins, read Stuart Little, The Mouse and the Motorcycle, or Diary of a Wimpy Kid — the closest matches in our database, matched on shared themes, shared award lists, and reading level.

Looking for books like Mr. Popper's Penguins by Richard Atwater · Florence Atwater (Middle Grade Fiction · 910L · grades 3–5)? It’s most often read for its themes of family, adventure, and imagination. The 10 titles below are the closest matches in the ReadingList database — each scored on shared themes, shared award lists, genre, and reading level, and each linked to the curricula, states, and grades where it’s assigned, with primary sources.

These are reading-level matches, not just topical ones — so the picks stay grade-appropriate for a grades 3–5 reader. See how we judge text difficulty on our methodology page.

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Why each is a match

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Stuart Little920L: Shares themes of family and adventure, both on the Common Core State Standards (ELA) list, and same genre (Middle Grade Fiction). Amazon →
The Mouse and the Motorcycle860L: Shares themes of adventure, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and same genre (Middle Grade Fiction). Amazon →
Diary of a Wimpy Kid950L: Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list, and same genre (Middle Grade Fiction). Amazon →
Maniac Magee820L: Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and same genre (Middle Grade Fiction). Amazon →
Charlie and the Chocolate Factory810L: Shares themes of family and imagination, same genre (Middle Grade Fiction), and a close reading level (810L vs 910L). Amazon →
Mrs. Frisby and the Rats of NIMH790L: Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and same genre (Middle Grade Fiction). Amazon →
Wonder790L: Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and same genre (Middle Grade Fiction). Amazon →
Stone Fox550L: Shares themes of family and determination, both on the Common Core State Standards (ELA) list, and same genre (Middle Grade Fiction). Amazon →
Dinosaurs Before Dark (Magic Tree House #1)510L: Shares themes of family, adventure, and imagination, both on the Common Core State Standards (ELA) list, and overlapping grades (1–4). Amazon →
The Season of Styx Malone510L: Shares themes of family and adventure, both on the Common Core State Standards (ELA) list, and same genre (Middle Grade Fiction). Amazon →

Books like Mr. Popper's Penguins for younger readers (K–2)

Closest matches whose grade range overlaps K–2— same scoring, different audience.

Ramona the Pest by Beverly Cleary · 750L — Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and same genre (Middle Grade Fiction).
Tales of a Fourth Grade Nothing by Judy Blume · 470L — Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and same genre (Middle Grade Fiction).
The 13-Story Treehouse by Andy Griffiths · 560L — Shares themes of imagination, both on the Common Core State Standards (ELA) list, and same genre (Middle Grade Fiction).
Flat Stanley by Jeff Brown · 540L — Shares themes of family and adventure, both on the Common Core State Standards (ELA) list, and overlapping grades (1–3).
Geronimo Stilton: Lost Treasure of the Emerald Eye by Geronimo Stilton · 530L — Shares themes of family and adventure, both on the Common Core State Standards (ELA) list, and overlapping grades (2–5).

Books like Mr. Popper's Penguins for elementary readers (grades 3–5)

Closest matches whose grade range overlaps 3–5— same scoring, different audience.

James and the Giant Peach by Roald Dahl · 870L — Shares themes of imagination, both on the Common Core State Standards (ELA) list, and same genre (Middle Grade Fiction).
Frindle by Andrew Clements · 830L — Shares themes of imagination, both on the Pacific Northwest Young Reader's Choice Award list, and same genre (Middle Grade Fiction).
Ramona the Pest by Beverly Cleary · 750L — Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and same genre (Middle Grade Fiction).
Tales of a Fourth Grade Nothing by Judy Blume · 470L — Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and same genre (Middle Grade Fiction).
Boy 2.0 by Tracey Baptiste · grades 4–8 — Shares themes of family and adventure, same genre (Middle Grade Fiction), and overlapping grades (4–8).

Books like Mr. Popper's Penguins for middle school (grades 6–8)

Closest matches whose grade range overlaps 6–8— same scoring, different audience.

James and the Giant Peach by Roald Dahl · 870L — Shares themes of imagination, both on the Common Core State Standards (ELA) list, and same genre (Middle Grade Fiction).
Frindle by Andrew Clements · 830L — Shares themes of imagination, both on the Pacific Northwest Young Reader's Choice Award list, and same genre (Middle Grade Fiction).
Boy 2.0 by Tracey Baptiste · grades 4–8 — Shares themes of family and adventure, same genre (Middle Grade Fiction), and overlapping grades (4–8).
Fablehaven by Brandon Mull · grades 4–7 — Shares themes of family, adventure, and imagination and overlapping grades (4–7).
Bud, Not Buddy by Christopher Paul Curtis · 950L — Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list (+1 more shared list), and a close reading level (950L vs 910L).

Books like Mr. Popper's Penguins for high school & teens (grades 9–12)

Closest matches whose grade range overlaps 9–12— same scoring, different audience.

Refugee by Alan Gratz · 800L — Shares themes of family, both on the Pacific Northwest Young Reader's Choice Award list, and a close reading level (800L vs 910L).
Purple Hibiscus by Chimamanda Ngozi Adichie · 920L — Shares themes of family and a close reading level (920L vs 910L).
The Joy Luck Club by Amy Tan · 930L — Shares themes of family and a close reading level (930L vs 910L).
The Secret Life of Bees by Sue Monk Kidd · 840L — Shares themes of family and a close reading level (840L vs 910L).
The Pearl by John Steinbeck · 1010L — Shares themes of family, both on the Common Core State Standards (ELA) list, and a close reading level (1010L vs 910L).

Book data last updated 2026-07-07. Matches are computed from each book’s cited attributes — see the methodology.

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