- Sounds from Parenting Magazine
- Sounds I Like To Make
- Sounds of the Savanna
- 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 Counting Book
- Spanish for Kids: Numbers (Read-Along) Beginner Reader
- Spanish for Kids: Shapes (Read & Listen) Early Reader
- 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!
- Splash
- Splash (Talk to the Animals) board book
- Sports Math
- Spring According to Humphrey
- Spring Blossoms
- Spring Blossoms
- Spring for Sophie
- Spring Hare
- Spring into Summer!/Fall into Winter! (The Cat in the Hat Knows a Lot About That!)
- 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
- Starring Shapes!
- 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
- Still Another Alphabet Book
- Stinky Science
- Store Clerks Then and Now
- StoryBots ABC Jamboree (StoryBots)
- Stranger Danger
- Stretch
- Stretching
- Stuff to Know When You Start School
- Subtraction Flash Cards: Subtraction Facts with Critters
- Subtraction Superpack Levels 1, 2 and 3. Math and Reading Workbook Series
- Sueños de Algodón
- Suki's Short Summer
- Sulwe
- Summer Color!
- Summer Days and Nights
- Summer Story (Read Aloud)
- Summertime Sleepers
- Sun
- Sun and Moon Have a Tea Party
- Sun and Moon Together
- Sun's Up
- Sunrise, Moonrise