- Shoulder the Sky
- SHOUT
- Shout Out for the Fitzgerald-Trouts
- Shout Outs to the Lil' Sistas
- Shouting at the Rain
- Show Horse
- Show Up for Your Life
- Showing Off (Upside-Down Magic #3)
- Shrink: a Journey through Anorexia
- Shunned
- Shvati to kao kompliment
- Shy Cheyenne and the Substitute Teacher
- Shying at Trouble
- Si decido quedarme
- Si eres tan listo, porque no puedes deletrar Buenos Aires? (Las Aventuras de los Genios de Cada Dia)
- Si es amor, no duele (Colección #BlackBirds)
- Si j'avais des ailes
- Si me quieres, mátame
- Si tu es si intelligent, comment est-il possible que tu ne saches pas epeler Strasbourg ?
- Si tú me escuchas
- Siddhartha
- Sidelined
- Siega
- Siena
- Sif and the Dwarfs' Treasures
- Sig nu sandheden
- Siggi
- Sight
- Sight Unseen
- Signal
- Signed by Zelda
- Silber
- Silber / 3
- Silent to the Bone
- Silent Voice
- Silhouetted by the Blue
- Silmät avatessa on edelleen pimeää
- Silver Meadows Summer
- Silver Meadows Summer
- Silverspun Stories
- Simmie...With Secrets
- Simon vs de verwachtingen van de rest van de wereld & zijn liefde voor Blue
- Simon vs. the Homo Sapiens Agenda
- Simply Alice
- Simposio
- Sin billete de vuelta
- Sin miedo al pensamiento
- Since Last Summer
- Since You Asked...
- Since You've Been Gone
- Sind Flüchtlinge und Ausländer krimineller als Deutsche?
- Sing Like Nobody's Listening
- Sing With Me, Lucy McGee
- Singe, fliege, Vöglein, stirb
- Singe-Roi
- Sinner (Shiver)
- Sir Quinlan and the Swords of Valor
- Sisterhood of the Spectrum
- Sisterland
- Sisters of Glass
- Sisters of the War: Two Remarkable True Stories of Survival and Hope in Syria (Scholastic Focus)
- Sisters, Long Ago
- Sit, Stay, Love: A Wish Novel
- Six Days in October
- Sixteenth Summer
- SKAM Sæson 1, Eva
- SKAM Sæson 2, Noora
- Skate for Your Life
- Skateboard Renegade
- Skating with the Statue of Liberty
- Skeleton Tree
- Skies Like These
- Skin
- Skinny-Dipping
- Skinnybones
- SKUAD. La historia de nuestras vidas
- SKY & TAMI. El viaje de nuestras vidas
- Sky is the limit
- Sky Jumpers
- Sky Jumpers Book 2: The Forbidden Flats
- Sky Lake Summer
- Sky Rider
- Skyborn
- Skye Bird and the Eagle Feather
- Skyggeland
- Skøre hjerter
- Slacker
- SLAM! You're Gonna Wanna Hear This
- Slant
- Slayed
- Slaying Isidore's Dragons
- Sleep Walk Society
- Sleeping Angels
- Sleepless
- Sleepover Girls: Dog Days for Delaney
- Sleepover Girls: Maren Loves Luke Lewis
- Sleepover Girls: The New Ashley
- Sleepover Girls: Willow's Boy-Crazy Birthday
- Slet beviserne
- Slice of Cherry
- Sliding into Home
- Slippers And Thieves
- Slippers en laptops
- Slob
- Sloth
- Slumber Party
- Small Persons with Wings
- Small Town Hero
- Smart
- Smart Cookie
- Smashed
- Smile for the Camera