- O chamado selvagem
- O Clã dos Dragões
- O Corvo e as Moedas de Ouro
- O corvo e o dragão
- O Diário De Um Gato Detective
- O fantástico mundo de Beatrix Potter - Livro 2
- O fantástico mundo de Beatrix Potter - Livro 4
- O fantástico mundo de Beatrix Potter - Livro1
- O futebol do rei leão
- O galo que nunca mais cantou
- O garfo, a bruxa, e o dragão
- O Grande Despertar
- O grilinho brincalhão
- O ipê a sonhar
- O jabuti folgado
- O mundo onde o tempo parou
- O poeta e o passarinho
- O poveste cu mama, tata, Mircea și ursul polar
- O Rabo da raposa
- O SAPINHO VERDE
- O Sapo Envergonhado
- O sapo Frog quer casar!
- O Sr. Raposo e a D. Gracinha
- O sumiço do canário
- Obi, Gerbil on the Loose
- Obi: Gerbil on a Mission
- Obi: Gerbil on a School Trip
- Obie's Daytime Friends
- Octopus' Den
- Odile and the pelican - Odile et le pélican
- Odile et le pélican / Odile and the pelican
- Odin's Promise: A Novel of Norway
- Of Fire and Ash
- Of Moonbeams and Fairies
- Of Sea Foam and Blood
- Off Course
- Off Leash: How a dog saved my life
- Off She Goes to Mexico!
- Off The Track
- Off To Hollywood
- Officer Woof! Woof! Police Dogs Book for Kids Children's Dog Books
- Og havet var vores himmel
- Oh My Oh My Oh Dinosaurs!
- Oh No! Stinky Skunk!
- Oh, Rats!
- Oh, That Pig
- Ohne Vamperl geht es nicht
- Oil-Soaked Wings
- Okyora & Eggyo
- Old Bertie
- Old Bones
- Old Cat and the Kitten
- Old Mother West Wind
- Old Neb and the Ghost Ship
- Old Wolf
- Old Yeller
- Oldenglen
- Olegario
- Olga and the Smelly Thing from Nowhere
- Olinguito Speaks Up
- Olive
- Olive, Another Reindeer
- Oliver and the Sea Monkeys
- Oliver's Big Day
- Oliver, il gatto che salvò il Natale
- Olives Forest Adventure
- Olivia et son chaton apprennent à se connaître
- Olivia y su gatito aprenden a conocerse
- Olli The Old Forest
- Olympic Fever
- Oma Elli erzählt: Der treue Paul
- Oma Elli erzählt:Susi Sommer im Ziegenstall
- On Guard
- On Midnight Beach
- On The Brink Of Extinction
- On the Farm with Bobby and Boo
- On the Habits of the Butterflies of the Amazon Valley
- On the Parrots of the Malayan Region, with Remarks on Their Habits, Distribution, and Affinities, an...
- On the Road to Find Out
- On the Rocks
- On the Victory Trail
- Once There Was a Bear
- Once Upon a Camel
- Once Upon A Fairytale
- Once Upon a Pillar
- Once Upon a Time Long, Long Ago
- Once Upon a Unicorn
- Once Upon a Wombat Time
- Once Upon the Rhine
- Once We Were Witches
- One Amazing Elephant
- One Bird
- One Brave Summer
- One Dollar Horse
- One Inch at a Time
- One Shark, No Swim
- One Truth, No Lie
- One White Dolphin
- One Yellow Fish
- One-Eyed Cat
- Onebird: The Rise of Moo
- Op zoek naar de Dionsaurus (dinosaurus kinderboek)
- Op-Op, the Triceratops
- Operatic Duck / Duck On Tour
- Opie Jones Talks to Animals
- Orange Animals On The Planet
- Orange Fish, Green Fish
- Orca in Open Water
- Orca Song
- Orlando’s Amazing Adventures
- Orman ve Şifacı Keçiler
- Orni l'ornitorinco
- Orphan Eleven
- Orphaned (Ape Quartet #4)
- Os 101 dálmatas
- Os animais fantásticos
- Os Gatos Detectives Na Península Coreana
- Os Gatos Detetives Na Península Da Coreia
- Oscar Hazelnut and the Metal Dogtectors
- Oscar J
- Oscar’S Renegades
- Osito Tomás celebra la Navidad
- Osito Tomás conoce la gran ciudad
- Osito Tomás entra a la escuela y hace nuevos amigos
- Osito Tomás entra al equipo de futbol
- Osito Tomás festeja el día de las madres
- Osito Tomás festeja el día de muertos
- Osito Tomás se muda a la gran ciudad
- Osito Tomás se va de vacaciones
- Osito Tomás vista la oficina de papá
- Osito Tomás y el festival deportivo intercolegial
- Osito Tomás y el fin de cursos
- Oskiwaddlemunchabunch
- Osterfest im Streichelzoo
- Otters in the Attic
- Otto Osterhase hat keinen Bock
- Otto P. Nudd
- Our Class Wants Perfect Attendance! Mousey, Where Are You?
- Our Land Is the Sky
- Out of My Shell
- Out of Season
- Outcast of Redwall
- Outside in the Snow with Buster and Friends. A Sight Words Picture Book
- Over the Rainbow
- Ovečka Olívia
- Ovečka Olívia 2
- Owen and the Dragon
- Owl and Cow (Night Owl)
- Owl Be Home for Christmas
- Owl Facts For Kids 9-12
- Owl's Outstanding Donuts
- Owleené
- Ozy and Millie