- O amor tudo crê
- O carpinteiro impaciente
- O Fantástico Menino de Nazaré
- O irmão do Papai Noel
- O Pequeno Carro de Bombeiros Vermelho
- O Silencioso Lago dos Sapos
- October Thirty-One
- Octopus Encounter
- Ode to My Cat Spot
- Of Nature and Kings
- Oh Baby, Let’s Go!
- Oh God, Please Fix This Mess!
- On My Way
- On Noah's Ark
- On Point
- On The Right Path
- On the Run
- On the Way to the Outhouse
- On va gagner, on vous le jure !
- Onde está o Vovô?
- One Big Heart
- One Big Heart Activity Kit
- One Big Heart Educator's Guide
- One Hand, Two Hands
- One Shining Star
- One Small Donkey
- One Wintry Night
- Oni and the Kingdom of Onion
- Only God Can Make a Kitten
- Oodle The Poodle
- Oooky Pooky Spooky Fear
- Operation Middle School Madness
- Opowiesc wigilijna wydanie ilustrowane
- Opowieści Wigilijne
- Opowieści z Narnii. Tom 1. Lew, Czarownica i stara szafa
- Opowieści z Narnii. Tom 2. Książę Kaspian
- Opowieści z Narnii. Tom 3. Podróż „Wędrowca do Świtu”
- Ora como tú quieras / Every Which Way to Pray
- Oraciones a lo largo del día
- Oraciones para antes de irme a dormir
- Oraciones por personas y cosas que pasan
- Orasul cu nume de copac
- Oraciones por personas y cosas que pasan
- Orasul cu nume de copac
- Ordinary Baby, Extraordinary Gift
- Os reinos dos elementais
- Os Reis Magos
- Osman'ın Nezaketi
- Ostatnia bitwa
- Otter and Owl and the Big Ah-choo!
- Otter and Owl Say I'm Sorry
- Otter and Owl Set Sail
- Otter and Owl's Helpful Hike
- Our Church House Mouse
- Our Father
- Our Favorite Day of the Year
- Our Holy Faith
- Our Miracle Oak Tree
- Our World
- Out of Time's Abyss
- Outside In
- Overload