- Sir Simon the Sincere
- Sir Simon: Super Scarer
- Sir Small and the Dragonfly
- Sir Stan the Bogeyman
- Sir Thursday: The Keys to the Kingdom 4
- Sir Tony Robinson's Weird World of Wonders Joke Book
- Sir Tulip and Bumblebee
- Sir Walter Farluba
- Sir Walter Raleigh
- Sir Winston the Wolf
- Sir_Scrap Metal
- Siren and the Serenade
- Sirena Neli (Serbian Edition)
- Sirena por un día (Los juguetes de Arantxa)
- Sirenas
- Sirenes
- Siri fra Svalbard
- Siri's Summer
- Siris sommar
- Siris the Rhino
- Siris xagaa
- Sirius Fido
- Sirkuksen arvoitus. Lasse-Maijan etsivätoimisto
- Sirkun kesäpäivä
- Sirkuskoira Rico
- Sirkuskoira Rico ja öinen ratsastaja
- Sirocco : mission kakapo
- Sirpale
- Sirsniņa
- Sis
- Sis's Tiny Trip
- SiSi
- Sisiano Star Stone and the Philosopher
- Siskot
- Sissi 2 - L'Inconnue du lac de Starnberg
- Sissi 3 - L'écuyère masquée
- Sissi 4 - La fiancée de Bad Ischl
- Sissi en Bavière
- Sissi la sauvageonne
- Sissi und Amalie
- Sissi, la princesa rebelde 1. El secreto del bosque
- Sissi, la princesa rebelde 2. La dama de negro
- Sissy and Charlie, and Other Stories
- Sissy Goes Tiny
- Sist jag var som lyckligast
- Sista dagen på sommarlovet
- Sista Minuten
- Sistema de Inteligencia Ortográfica (SIO)
- Sister Aggie Goes Surfing
- Sister Bunny and Little Caley
- Sister Butterfly
- Sister Corita's Words and Shapes
- Sister Day!
- Sister For Sale!
- Sister Heart
- Sister of the Bride
- Sister Rosetta Tharpe
- Sister Spider Knows All
- Sister Stories
- Sister Sun And Sister Moon
- Sister Wish
- Sister, Brother, Family
- Sisterland
- Sisters
- Sisters and Champions: The True Story of Venus and Serena Williams
- Sisters of Glass
- Sisters of the Last Straw
- Sisters: A Graphic Novel
- Sisyphos der Pillendreher
- Sisyphos und Pegasus, Die Macht der Herzen
- Sisyphos und Penelope im Glück
- Sit On It
- Sit with Me
- Sita, Snake Queen of Speed
- Siti and Cahya
- Sitka Overlook Sanctuary
- Sito
- Sitten und Sagen der Oberpfalz
- Sitting Bull, l'aventureuse épopée du dernier grand chef Peau-Rouge (1). Sitting Bull quitte les Vis...
- Sitting with Auntie
- Sitzen drei Igel im Gummiboot - Die schönsten Sommerwitze
- Sitzen zwei Elefanten im Kühlschrank - Die schönsten Sommerwitze
- Siwar, el jaguar guardián
- SIX
- Six assassins assassinés
- Six Big Fish
- Six Cards
- Six Dinner Sid
- Six Dinner Sid: A Highland Adventure
- Six Dots: A Story of Young Louis Braille
- Six Feet Together
- Six Little Chicks
- Six Of Another
- Six Plays for Children
- Six very bad good monster
- Sixteen Sizes Smaller
- Sixth Grade Daily Geography: Simple Geography Lessons
- Size of the Problem
- Sizzling Bacon
- Siêu anh hùng nhí
- Sjakie Drakie
- Sjov med perler
- Sju förtrollade kvällar
- Sju gånger kul
- Sju små knickedixar
- Sjung med Bebbe
- Själen
- Sjómannalíf
- Sjöjungfruns dröm
- Sjöodjur i Slussen
- Sjörövarhöst
- Sjötorpspojkarna
- Sjötorpspojkarna på skidor
- Ska det aldrig bli fred?
- Skabt for dig
- Skade and the Enchanted Snow
- Skaderne
- Skak, Blå Fagklub
- Skakoon
- Skal vi vædde? Blå Læseklub