- Spin The Bottle
- Spinder
- Spiralling Out of Control (Book 1 in the Spiralling Trilogy)
- Split Decision
- Sports Camp
- Spot the Difference
- Spotgaai
- Spotlight
- Spotlight on Coding Club! #4
- Spring Break Mistake
- Sprinkles Before Sweethearts
- Sprong in de leegte
- Sputtanapoli Sport Nazionale Italiano
- Spy Girls Are Forever
- Squish #5: Game On!
- Squish #6: Fear the Amoeba
- Squish #7: Deadly Disease of Doom
- Squish #8: Pod vs. Pod
- Stable Manners
- Stable Witch
- Stained
- Stamped
- Stand Beautiful
- Stand Beautiful Activity Kit
- Standing Up to Mr. O.
- Stanford Wong Flunks Big-Time (The Millicent Min Trilogy, Book 2)
- Stank voor dank
- Stanley Will Probably Be Fine
- Stapelverliefd
- Star Darlings: Stealing Starlight
- Star in the Forest
- Star of the Show
- Star Power
- Star-Crossed
- Starfell 2-Book Collection, Volume 1
- Starfell: Willow Moss and the Lost Day
- Starfish Sisters
- Stargirl
- Starring Sally J. Freedman as Herself
- Stars So Bright: Book of Constellations (Kiddie Edition)
- Stars So Sweet
- Start Here
- Starting with Alice
- Starving the Depression Gremlin
- Starving the Exam Stress Gremlin
- State Ward
- Stay Another Day
- Stay Cool and In Control with the Keep-Calm Guru
- Steal My Sunshine
- Steal This Country
- Stealing Freedom
- Stealing Home
- Stealing Indians
- Stealing Popular
- Stealing The Show
- Steeds verder weg
- Stefan - Jenseits der Kindheit
- Steffi und Micha
- Steffis Party / Fahrtwind
- Steingesicht
- Stella
- Stella by Starlight
- Step by Step
- Step Into Your Power
- Step Up
- Sterker dan elk afscheid
- Steve Jobs
- Stick Dog Tries to Take the Donuts
- Stick Your Neck Out
- Sticks & Stones (Upside-Down Magic #2)
- Stiefkind
- Still Here
- Still Life
- Still Waters
- Stilles Vertrauen
- Stingers
- Stinky Sneakers Mystery (Cul-de-sac Kids Book #7)
- Stinky Spike and Me
- Stitches and Stones
- Stones in Water
- Stoney's Shadow
- Stone’s Throw Away
- Stop Bullying
- Stop hou op!
- Storia d'agosto, di Agata e d'inchiostro
- Storia d'amore e perdizione
- Stories for Boys Who Dare to be Different
- Stories for Peace
- Storm Warning
- Stormy Waters
- Storybooth
- Storyteller
- Stowaway
- Straight Up
- Stranded
- Strange Birds
- Stranger in Dadland
- Stranger Than Fanfiction
- Strangers Assume My Girlfriend Is My Nurse
- Strangled Silence
- Street Duty, Case One: Knock Down
- Street Heroes
- Street Shadows
- Streit um Legohr, sieben Löffel Pudding und andere Kindergeschichten
- Stress