- Sounds for Kids age 1-3 (Engage Early Readers: Children's Learning Books)
- Sounds from Parenting Magazine
- Sounds I Like To Make
- Sounds of the City Sense & Sensation Books for Kids
- Sounds of the Savanna
- Souvenirs de Gibraltar
- Souvenirs de Gibraltar - accessible DYS
- Soy maravilloso: Mi rostro
- Soy maravilloso: Mis manos
- Space
- Spagnolo ( Spagnolo da zero ) Impara lo spagnolo con le foto (Vol 4)
- Spagnolo ( Spagnolo Per Italiani ) 100 parole - Opposti
- Spanisch (Spanisch für alle) Lerne Spanisch mit Bildern (Vol 4)
- Spanish ( Easy Spanish ) 100 Words - Opposites
- Spanish ( Easy Spanish ) Frequent Words (4 Books in 1 Super Pack)
- Spanish ( Easy Spanish ) Learn Words With Images (Vol 4)
- Spanish Animal Alphabet (Enhanced Edition)
- Spanish Counting Book
- Spanish for Kids: Numbers (Read-Along) Beginner Reader
- Spanish for Kids: Shapes (Read & Listen) Early Reader
- Spanish Numbers (Enhanced Edition)
- Special Me
- Spectacular Sports: Bowling Decomposing Numbers 1–10
- Spectacular Sports: Bowling: Decomposing Numbers 1-10: Read-Along eBook
- Spectacular Sports: Hockey Counting
- Spectacular Spring
- Speed Bump Charlie's ABC
- Spend It!
- Spend it!
- Spending, Saving & Sharing Money
- Spicy Hot Colors: Colores Picantes
- Spirit Animals
- Splash
- Splash (Talk to the Animals) board book
- Splash Goes the Hippo
- Splat attend la neige - Dès 4 ans
- Splat se trouve un travail - Album dès 4 ans
- Splat, la grosse bêtise - Dès 4 ans
- Splat, papa poule - Dès 4 ans
- Splitting the Herd
- Splitting the Herd (Enhanced Edition)
- Splitting the Herd (Enhanced Edition)
- Spooky, Spooky This House Is Kooky
- Sports
- Sports for Kids age 1-3 (Engage Early Readers: Children's Learning Books)
- Sports Math
- Spotty Leopard's Birthday Party Picnic Surprise
- Spring According to Humphrey
- Spring Blossoms
- Spring Flowers
- Spring Flowers (Enhanced Edition)
- Spring for Sophie
- Spring Hare
- Spring into Summer!/Fall into Winter! (The Cat in the Hat Knows a Lot About That!)
- Spring Is Fun!
- Spring Is Fun! (Enhanced Edition)
- Spring Story (Read Aloud)
- Spring Surprises
- Springtime in Bugland!
- Spy It!
- Square Cat ABC
- Squares, Rectangles, and Other Quadrilaterals
- Squeak the Mouse Likes His House
- Squeak!
- Squeaky Clean (All About Hygiene) (Sesame Street)
- Squiggy The Corgi
- Squirmy Wormy
- Stacks of Trouble
- Stags
- Stampy's Love Affair: A Novel ft. StampyLongHead
- Stanley the Builder
- Stanley's Café
- Starring Shapes!
- Stealing Time
- Stegothesaurus
- Stella's Favorite Color
- STEM Baby: Engineering
- STEM Baby: Math
- STEM Baby: Science
- STEM Baby: Technology
- STEM: Paper Airplanes Composing Numbers 1-10
- STEM: Paper Airplanes: Composing Numbers 1-10: Read-Along eBook
- Step This Way (Dr. Seuss/Cat in the Hat)
- Step This Way (Dr. Seuss/Cat in the Hat) Read & Listen Edition
- Stepmoms & Numbers: A Story of Love & Counting
- Stickmen's Guide to Math
- Still Another Alphabet Book
- Stinky Science
- Stop and Go, Yes and No
- Stop, Drop, and Flop in the Slop
- Stop, Drop, and Flop in the Slop (Enhanced Edition)
- Store Clerks Then and Now
- Story Octopus and the Math Crusade
- StoryBots ABC Jamboree (StoryBots)
- Strange but True: Gross Anatomy
- Stranger Danger
- Stretch
- Stretching
- Stuck in the Mud Interactive ePub
- Substitute Groundhog
- Subtraction Flash Cards: Subtraction Facts with Critters
- Subtraction Superpack Levels 1, 2 and 3. Math and Reading Workbook Series
- Sueños de Algodón
- Sugar Apple Design ABC's Caribbean Alphabet Book
- Suki's Short Summer
- Summer Color!
- Summer Days and Nights
- Summer Feet
- Summer Green to Autumn Gold
- Summer Is Fun!
- Summer Is Fun! (Enhanced Edition)
- Summer Story (Read Aloud)
- Summertime Sleepers
- Sun
- Sun & Moon Sisters
- Sun and Moon Have a Tea Party
- Sun and Moon Together
- Sun's Up
- Sunny Days
- Sunrise, Moonrise
- SunsBrightBrightBurningRaysEtsy