- Strider
- Stripling Tales
- Stu Truly
- Stuck on Earth
- Stuck On Me
- Student Voice: 100 Argument Essays by Teens on Issues That Matter to Them
- Stumped
- Stupid Cupid
- Stutter Boy
- Stuyvesant - A Franconia Story
- Stärker als mein Nachbar
- Substance Abuse Counselors
- Subway Series
- Success Kids: Goal Setting - Roger's New Bike
- Sudden Fiction
- Suddenly Last Summer #20
- Sueña bailando
- Suffragette
- Sugar and Spice
- Sugar And Spice!
- Suicide & Self-Destructive Behaviors
- Suicide and Self-harm
- Suicídio Universitário: uma questão de identidade ou de profissionalização?
- Suite for Human Nature
- Sukker
- Sukupuolena ihminen
- Sul quì e sul quà
- Sully
- How I Saved The World
- Next Summer (Summer Boys, Book 2)
- After Summer (Summer Boys, Book 3)
- Last Summer (Summer Boys, Book 4)
- Summer Days and Summer Nights
- Summer Dragons
- Summer Forever
- Summer of a Thousand Pies
- Summer of Lost and Found
- Summer of Smoke: A Thing of Beauty I
- Summer of the Swans, The (Puffin Modern Classics)
- Summer of Yesterday
- Summer on the Moon
- Summer Ruins
- Summer Vacation
- Summerhouse Time
- Summerland
- Summers of the Sisterhood: Girls in Pants
- Summers of the Sisterhood: The Second Summer
- Summers of the Sisterhood: The Sisterhood of the Travelling Pants
- Summertime and Somersaults
- Sun-Kissed Christmas
- Sunday Sundaes
- Sunny Rolls the Dice: A Graphic Novel (Sunny #3)
- Sunny Side Up: A Graphic Novel (Sunny #1)
- Sunrise
- Sunset
- Sunset Ranch
- Sunshine Picklelime
- Sunshine to the Sunless
- Sunshine: A Graphic Novel
- Super Fake Love Song
- Super Jake and the King of Chaos
- Superchouchoute
- Supergigante
- Superheld op sokken
- Superheroes Don't Eat Veggie Burgers
- Supericturines
- Superlijm
- Supernatural Summer
- Supernova
- Superpowers for Parents
- Superpowers of the Shy Girl
- Superstar
- Sur les traces de Loubaye Dantor
- Sur une île inventée
- Surface Tension
- Surfacing
- Surfer Zähne
- Surrendering
- Surrounded By Sharks
- Survival
- Survival Strategies of the Almost Brave
- Surviving the Drama
- Survivor
- Susi Tigerherz
- Susy la zarigüeya
- Suzy D. in de puree
- Suzy en de kwallen
- Suzy P, Forever Me
- Swapped by a Kiss
- Sway
- Swear
- Sweeping Up the Heart
- Sweet Pain
- Sweet Victory
- Sweetheart Stops the Bullies
- Sweetie Petey
- Swell
- Swept Away
- Swimming Through Clouds (Book One)
- Swing it, Sunny: A Graphic Novel (Sunny #2)
- Swing Sideways
- Swoon
- Sydney Mackenzie Knocks 'Em Dead
- System Overload
- Szalenstwo Majki Skowron
- Szkoła Średnia. Odnaleźć swój świat
- Szküllák és Kharübdiszek között
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