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Books by Mary Pope Osborne

48 books by Mary Pope Osborne have full reviews here; all 168 Mary Pope Osborne titles and editions in our catalog are rated for reading level and content intensity.

Mary Pope Osborne has 48 books with full reviews on HootRated, spanning Grade 2–7 reading level. The typical Mary Pope Osborne book lands at Grade 3, with average content intensity 1.6/5. Mary Pope Osborne's books span 11 series, including Stepping Stone; Magic Tree House, Magic Tree House; Magic Tree House: Merlin Missions; Stepping Stone, Magic Tree House; Stepping Stone; Magic Tree House: Merlin Missions, and 8 more.

Reading level alone doesn't tell parents whether a Mary Pope Osborne book is right for a child. 94% of Mary Pope Osborne's reviewed titles are at Gentle or Mild intensity — appropriate for sensitive readers or kids reading ahead of their emotional readiness. None are rated Intense or Very Intense. The intensity badges below (green → red) help you match books to your child's emotional readiness, not just their reading ability. See our methodology for how we rate.

Stage fright on a summer night

Mary Pope Osborne

Cover of Stage fright on a summer night

Stage fright on a summer night

Mary Pope Osborne

Level 3 Gentle

Summer of the sea serpent

Mary Pope Osborne

Cover of Summer of the sea serpent

Summer of the sea serpent

Mary Pope Osborne

Level 3-4 Mild

Blizzard of the blue moon

Mary Pope Osborne

Cover of Blizzard of the blue moon

Blizzard of the blue moon

Mary Pope Osborne

Level 3-4 Mild

Stallion by starlight

Mary Pope Osborne

Cover of Stallion by starlight

Stallion by starlight

Mary Pope Osborne

Level 3-4 Gentle

Soccer on Sunday

Mary Pope Osborne

Cover of Soccer on Sunday

Soccer on Sunday

Mary Pope Osborne

Level 4-5 Gentle

Good Morning, Gorillas

Mary Pope Osborne

Cover of Good Morning, Gorillas

Good Morning, Gorillas

Mary Pope Osborne

Level 3-4 Gentle

Thanksgiving on Thursday

Mary Pope Osborne

Cover of Thanksgiving on Thursday

Thanksgiving on Thursday

Mary Pope Osborne

Level 3-4 Gentle

Magic Tree House Boxed Set 1, Books 1-4

Mary Pope Osborne

Cover of Magic Tree House Boxed Set 1, Books 1-4

Magic Tree House Boxed Set 1, Books 1-4

Mary Pope Osborne

Level 6 Gentle

Dark Day in the Deep Sea

Mary Pope Osborne

Cover of Dark Day in the Deep Sea

Dark Day in the Deep Sea

Mary Pope Osborne

Level 3-4 Gentle

Dogs in the dead of night

Mary Pope Osborne

Cover of Dogs in the dead of night

Dogs in the dead of night

Mary Pope Osborne

Level 3-4 Gentle

High Tide in Hawaii

Mary Pope Osborne

Cover of High Tide in Hawaii

High Tide in Hawaii

Mary Pope Osborne

Level 3-4 Mild

Sharks and other predators

Mary Pope Osborne

Cover of Sharks and other predators

Sharks and other predators

Mary Pope Osborne

Level 5-6 Gentle

Warriors in Winter (Magic Tree House (R))

Mary Pope Osborne

Cover of Warriors in Winter (Magic Tree House (R))

Warriors in Winter (Magic Tree House (R))

Mary Pope Osborne

Level 3-4 Mild

Late Lunch with Llamas

Mary Pope Osborne

Cover of Late Lunch with Llamas

Late Lunch with Llamas

Mary Pope Osborne

Level 3-4 Mild

Haunted castle on Hallows Eve

Mary Pope Osborne

Cover of Haunted castle on Hallows Eve

Haunted castle on Hallows Eve

Mary Pope Osborne

Level 2-3 Mild

Balto of the Blue Dawn (Magic Tree House (R) Merlin Mission)

Mary Pope Osborne

Cover of Balto of the Blue Dawn (Magic Tree House (R) Merlin Mission)

Balto of the Blue Dawn (Magic Tree House (R) Merlin Mission)

Mary Pope Osborne

Level 3-4 Mild

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission)

Mary Pope Osborne

Cover of Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission)

Night of the Ninth Dragon (Magic Tree House (R) Merlin Mission)

Mary Pope Osborne

Level 4 Gentle

Knight at Dawn Graphic Novel

Mary Pope Osborne

Cover of Knight at Dawn Graphic Novel

Knight at Dawn Graphic Novel

Mary Pope Osborne

Level 2-3 Gentle

Pirates Past Noon Graphic Novel

Mary Pope Osborne

Cover of Pirates Past Noon Graphic Novel

Pirates Past Noon Graphic Novel

Mary Pope Osborne

Level 2-3 Mild

Sunlight on the Snow Leopard

Mary Pope Osborne

Cover of Sunlight on the Snow Leopard

Sunlight on the Snow Leopard

Mary Pope Osborne

Level 3-4 Gentle

Rhinos at Recess

Mary Pope Osborne

Cover of Rhinos at Recess

Rhinos at Recess

Mary Pope Osborne

Level 3-4 Moderate

Sunset of the Sabertooth Graphic Novel

Mary Pope Osborne

Cover of Sunset of the Sabertooth Graphic Novel

Sunset of the Sabertooth Graphic Novel

Mary Pope Osborne

Level 2-3 Mild

Windy Night with Wild Horses

Mary Pope Osborne

Cover of Windy Night with Wild Horses

Windy Night with Wild Horses

Mary Pope Osborne

Level 3-4 Mild

Buffalo Before Breakfast

Mary Pope Osborne

Cover of Buffalo Before Breakfast

Buffalo Before Breakfast

Mary Pope Osborne

Level 3-4 Mild

The Knight at Dawn

Mary Pope Osborne

Cover of The Knight at Dawn

The Knight at Dawn

Mary Pope Osborne

Level 2-3 Gentle

Night of the Ninjas

Mary Pope Osborne

Cover of Night of the Ninjas

Night of the Ninjas

Mary Pope Osborne

Level 2-3 Gentle

Dolphins at Daybreak

Mary Pope Osborne

Cover of Dolphins at Daybreak

Dolphins at Daybreak

Mary Pope Osborne

Level 3-4 Gentle

Lions at Lunchtime

Mary Pope Osborne

Cover of Lions at Lunchtime

Lions at Lunchtime

Mary Pope Osborne

Level 3 Mild

Polar bears past bedtime

Mary Pope Osborne

Cover of Polar bears past bedtime

Polar bears past bedtime

Mary Pope Osborne

Level 3-4 Mild

Vacation Under the Volcano

Mary Pope Osborne

Cover of Vacation Under the Volcano

Vacation Under the Volcano

Mary Pope Osborne

Level 3-4 Mild

Day of the Dragon King

Mary Pope Osborne

Cover of Day of the Dragon King

Day of the Dragon King

Mary Pope Osborne

Level 3-4 Mild

Viking Ships at Sunrise

Mary Pope Osborne

Cover of Viking Ships at Sunrise

Viking Ships at Sunrise

Mary Pope Osborne

Level 3-4 Mild

Hour of the Olympics

Mary Pope Osborne

Cover of Hour of the Olympics

Hour of the Olympics

Mary Pope Osborne

Level 3-4 Gentle

Tonight on the Titanic

Mary Pope Osborne

Cover of Tonight on the Titanic

Tonight on the Titanic

Mary Pope Osborne

Level 3-4 Moderate

Tigers at Twilight

Mary Pope Osborne

Cover of Tigers at Twilight

Tigers at Twilight

Mary Pope Osborne

Level 3 Mild

Dingoes at Dinnertime

Mary Pope Osborne

Cover of Dingoes at Dinnertime

Dingoes at Dinnertime

Mary Pope Osborne

Level 3-4 Mild

Civil War on Sunday

Mary Pope Osborne

Cover of Civil War on Sunday

Civil War on Sunday

Mary Pope Osborne

Level 3-4 Mild

Revolutionary War on Wednesday

Mary Pope Osborne

Cover of Revolutionary War on Wednesday

Revolutionary War on Wednesday

Mary Pope Osborne

Level 3-4 Mild

Dinosaurs Before Dark

Mary Pope Osborne

Cover of Dinosaurs Before Dark

Dinosaurs Before Dark

Mary Pope Osborne

Level 2-3 Gentle

Dragons and mythical creatures

Mary Pope Osborne

Cover of Dragons and mythical creatures

Dragons and mythical creatures

Mary Pope Osborne

Level 5-6 Gentle

World War II

Mary Pope Osborne

Cover of World War II

World War II

Mary Pope Osborne

Level 6-7 Moderate

Warriors : A nonfiction companion to Magic Tree House #31

Mary Pope Osborne

Cover of Warriors : A nonfiction companion to Magic Tree House #31

Warriors : A nonfiction companion to Magic Tree House #31

Mary Pope Osborne

Level 5-6 Gentle

Winter of the ice wizard

Mary Pope Osborne

Cover of Winter of the ice wizard

Winter of the ice wizard

Mary Pope Osborne

Level 3 Mild

A Big Day for Baseball (Magic Tree House)

Mary Pope Osborne

Cover of A Big Day for Baseball (Magic Tree House)

A Big Day for Baseball (Magic Tree House)

Mary Pope Osborne

Level 3-4 Gentle

Hurricane heroes in Texas

Mary Pope Osborne

Cover of Hurricane heroes in Texas

Hurricane heroes in Texas

Mary Pope Osborne

Level 3-4 Mild

Benjamin Franklin

Mary Pope Osborne

Cover of Benjamin Franklin

Benjamin Franklin

Mary Pope Osborne

Level 5-6 Gentle

Narwhals and Other Whales

Mary Pope Osborne

Cover of Narwhals and Other Whales

Narwhals and Other Whales

Mary Pope Osborne

Level 5-6 Gentle

Llamas and the Andes : A Nonfiction Companion to Magic Tree House #34

Mary Pope Osborne

Cover of Llamas and the Andes : A Nonfiction Companion to Magic Tree House #34

Llamas and the Andes : A Nonfiction Companion to Magic Tree House #34

Mary Pope Osborne

Level 5-6 Gentle

More Mary Pope Osborne titles in our catalog

Each is rated too; choosing one opens it in search.

  • A big day for baseball Level 3-4 · Gentle
  • A crazy day with cobras Level 4-5 · Mild
  • A Good Night For Ghosts Level 3-4 · Gentle
  • A perfect time for pandas Level 4-5 · Gentle
  • Abe Lincoln at last! Level 3-4 · Gentle 2 editions
  • Adaline Falling Star Level 4-5 · Moderate
  • Afternoon on the Amazon Level 3-4 · Mild
  • Afternoon on the Amazon Graphic Novel Level 2-3 · Mild
  • American Tall Tales Level 2 · Gentle
  • Bony-Legs (Hello Reader Series) Level 2 · Mild
  • Buena noche para fantasmas Level 3-4 · Moderate
  • Buenos días, gorilas Level 3-4 · Gentle
  • Carnaval a media luz Level 3-4 · Mild
  • Carnival at candlelight Level 3-4 · Mild 2 editions
  • Cars and How They Go Level 3 · Gentle
  • Christmas in Camelot Level 4-5 · Gentle
  • Cuts, breaks, bruises, and burns Level 2 · Gentle
  • Danger in the darkest hour Level 4-5 · Moderate
  • Día Negro en el Fondo Del Mar Level 3-4 · Mild
  • El regalo del pingüno emperador Spanish Edition) Level 3-4 · Gentle
  • El verano de la serpiente marina Level 3-4 · Gentle
  • Eve of the Emperor penguin Level 3-4 · Gentle
  • Evolution (Let's Read and Find Out Science Books) Level 2 · Gentle
  • Favorite Greek Myths (Scholastic Book Guides, Grades 6-9) Level 2 · Gentle
  • Favorite medieval tales Level 4-5 · Mild 3 editions
  • Gets All Dried Up Level 4-5 · Gentle
  • Ghost Tale for Christmas Time Level 4-5 · Gentle
  • Ghost Town at Sundown Level 3 · Mild
  • Guerra Revolucionaria En Mircoles Level 3-4 · Mild
  • Happy Birthday, America Level 1-2 · Gentle
  • Haunted waters Level 4-5 · Mild
  • Horse Heroes Level 3-4 · Gentle
  • How I Was Adopted (Mulberry Books) Level 2 · Gentle
  • How You Were Born Level 2 · Mild
  • I'm a Big Sister Lap Edition Level K-1 · Gentle
  • Inside the Human Body Level 2 · Gentle
  • Kate and the Beanstalk (Anne Schwartz Books) Level 2 · Gentle
  • La estación de las tormentas de arena Level 3-4 · Mild
  • La noche de los nuevos magos Level 3-4 · Gentle
  • Love always, Blue Level 4-5 · Moderate
  • Lunes con un Genio Loco Level 3-4 · Gentle
  • Magic Tree House #19: Tigers at twilight Level 3 · Mild
  • Magic Tree House #37 Level 4-5 · Mild
  • Magic Tree House Books #9-16 (9-16) Level 4-5 · Mild
  • Magic Tree House Collection Volume 1: Books 1-4 Level 6 · Mild
  • Magic Tree House Fact Tracker Graphic Novel Level 4-5 · Gentle
  • Magic tree house incredible fact book Level 4-5 · Gentle
  • Magic Tree House Moon Landing 6-Copy Clip Strip Summer 2019 Level 3 · Mild
  • Magic Tree House: Books 1 & 2 Level 4-5 · Gentle
  • Magic Tree House: Books 3 and 4 Level 4-5 · Mild
  • Magic Tree House: Books 33-36 Level 6 · Mild
  • Magic Tree House: Books 5 & 6 Level 4-5 · Mild
  • Magic Tree House: Books 7 & 8 Level 4-5 · Mild
  • Maremoto en Hawái Level 3-4 · Moderate
  • Merlin missions collection. Books 9-16 Level 4-5 · Mild
  • Midnight on the Moon Level 3 · Gentle
  • Miedo escénico en una noche de verano Level 3 · Gentle
  • Mo to the Rescue (Easy-to-Read Paperbacks) Level 1-2 · Gentle
  • Monster and Muffin Level 1-2 · Gentle
  • Moonhorse Level 2 · Gentle
  • Ms. Frizzle's Adventures: Medieval Castle Level 2 · Mild
  • Mummies in the Morning Level 3 · Gentle
  • Mummies in the Morning Graphic Novel Level 2-3 · Gentle
  • My Secret War Level 6 · Mild
  • New York's bravest Level 1-2 · Mild
  • Night of the New Magicians Level 3-4 · Mild
  • Night of the Ninjas Graphic Novel Level 2-3 · Gentle
  • Parents book of toilet teaching Level 4-5 · Gentle
  • Pat-a-Cake Level 2 · Gentle
  • Pirates Past Noon Level 3 · Mild
  • Rags and riches Level 5 · Mild 2 editions
  • Return to Ithaca / by Mary Pope Osborne ; with artwork by Troy Howell. Level 4-5 · Moderate
  • Rocking Horse Christmas Level 2 · Gentle
  • Run, Run, As Fast As You Can Level 4-5 · Moderate
  • Safe from the start Level 6 · Mild
  • Snow Leopards and Other Wild Cats Level 5-6 · Gentle
  • Spider Kane and the Mystery Under the May‐Apple Level 4-5 · Mild 2 editions
  • Sunset of the Sabertooth Level 3 · Mild
  • Sweet Dreams, Clown-Arounds! Level 1-2 · Gentle
  • Tales from the Odyssey Level 4-5 · Mild 2 editions
  • The eentsy, weentsy spider Level 3 · Gentle
  • The Magic School Bus Hops Home Level 2 · Gentle
  • The Magic School Bus Inside a Beehive Level 2 · Gentle
  • The Magic Tree House Level 6 · Mild
  • The new baby at your house Level 3 · Mild
  • Time of the Turtle King Level 3-4 · Mild 2 editions
  • To the Future, Ben Franklin! Level 4-5 · Gentle
  • Tornado En Martes Level 3 · Mild
  • Twister on Tuesday Level 3 · Mild
  • Una tarde en el Amazonas Level 3-4 · Mild
  • Vacaciones Al Pie De Un Volcan/ Vacation Under the Volcano (La Casa Del Arbol Magic Tree House) Level 3-4 · Mild
  • Warriors in Winter Level 3-4 · Mild

Questions about Mary Pope Osborne's books

What reading level are Mary Pope Osborne's books?
Mary Pope Osborne's reviewed books range from Grade 2–7, with the typical book at Grade 3. Each title has a separate content intensity score so parents can choose by emotional readiness, not just text difficulty.
Are Mary Pope Osborne's books appropriate for sensitive readers?
45 of Mary Pope Osborne's 48 reviewed books (94%) are at Gentle or Mild intensity — safe for sensitive readers. None are rated Intense or Very Intense. Average intensity: 1.6/5.
What age are Mary Pope Osborne's books appropriate for?
Mary Pope Osborne's reviewed books target Ages 5-8 and Ages 9-12. HootRated rates each book on reading level and content intensity — match both dimensions, not just one.