- Safari, So Good! All About African Wildlife
- Sam Houston: A Fearless Statesman
- Samuel Sailing: The True Story of an Immigrant Boy
- San Francisco
- Sandokán 1 - Los tigres de Mompracem
- Santa's Christmas - Tomtens Jul
- Savannah: Hostess City of the South
- Saving the Arctic
- Scary Vampires
- School Board Member
- School Supplies: Learn Basic Spanish to English Words
- School Then and Now
- Schools Past and Present
- Sea Monsters
- Search Wonder
- Seattle Sounders
- Second Grade Social Science
- Second Grade Social Science Activities
- Second Grade Social Science Quizzes
- Secret Spy Hacks
- Secret Spy Skills
- Sed amables con las vacas
- Seder in the Desert
- Seder in the Desert (Enhanced Edition)
- See What We Eat!
- See Where We Come From!
- Seed, Soil, Sun
- Sequoyah
- Ser yo, Tomi
- Shadows (Readaloud)
- Shape the World with Me!
- Shaped By Her Hands
- Shapes & Sizes: Learn Basic Shapes Book for Preschool in Spanish and English
- She Persisted: Maria Tallchief
- She Persisted: Oprah Winfrey
- She's on the Money
- Sheriff
- Shipwreck Detectives
- Shirley Chisholm
- Shirley Chisholm Dared
- Shirley Chisholm Is a Verb
- Shopping in the City
- Should We Treat Animals Better?
- Siblins Bully Showdown
- Siddhartha Gautama: The Buddha
- Sidewalk Chalk
- Silent Observer
- Simeon Bleeker's Magical Sneakers
- Simone de Beauvoir
- Simplemente Charli
- Simplemente Tini
- Simplemente Tini (edición enriquecida con material audiovisual)
- Simplesmente Charli
- SIETEEX. Sin secretos
- Sing with Me: The Story of Selena Quintanilla
- Sing, Don't Cry
- Sir Edmund Barton: Australia's First Prime Minister, Educational Version
- Sissi, la princesa rebelde 1. El secreto del bosque
- Sissi, la princesa rebelde 2. La dama de negro
- Sister Corita's Words and Shapes
- Sister Rosetta Tharpe
- Sisters
- Sitting Bull
- Skid Steers Go to Work
- Sleep, Sleepy: In My Room
- Snoozefest
- So Tall Within
- Sofie Linde, Blå Fagklub
- Solar Story
- Solo hay uno como tú - Bilingüe
- Someday Is Now
- Something to Prove
- Song for Jimi
- Sonia Sotomayor
- Sonia Sotomayor: A Little Golden Book Biography
- Sonny Rollins Plays the Bridge
- Sophia and Alex Celebrate Winter Break
- Sophia and Alex Go to Preschool
- Sophia and Alex Play at Home
- Sophia and Alex Prepare for Kindergarten
- Sophia and Alex Shop for Groceries
- Sophia and Alex Visit their Grandparents
- Sorcières
- South Korea
- Sorcières
- South Korea
- South Korea (Enhanced Edition)
- Space
- Spectacular Sports: Racing through Alaska: Division: Read-along ebook
- Spectacular Sports: Rodeo: Counting: Read-along ebook
- Spicy Hot Colors: Colores Picantes
- Spine-Tingling Urban Legends
- Spit & Sticks
- Spooky Ghost Ships
- Spooky Haunted Houses
- Spotty Powder and other Splendiferous Secrets
- Sprayers Go to Work
- Spring in Saik’uz
- Sprouting Wings
- St. Kateri Tekakwitha: The Lily of the Mohawks
- Stamped (For Kids)
- Starstruck
- STEM 3-D Printing: Adding and Subtracting Fractions
- STEM: Mission to Mars Problem Solving
- Stephen F. Austin
- Stephen Hawking
- Steve Jobs
- Stevie Wonder
- Stitch by Stitch
- Sto:lo, Riparian Forests and Black Bears
- Stonewall: A Building. An Uprising. A Revolution
- Stories for South Asian Supergirls
- Stories of Great Americans for Little Americans
- Stormboy and Uncle Farren
- Strength in Our “Ways of Knowing”
- Structures Up Close
- Sub-Saharan Africa
- Summer in Saik’uz
- Summer Supper
- Summertime Fun
- Superheroes
- Superheroes Are Everywhere
- Superheroes of the Constitution
- Supermask 1 - El primer vuelo de Kat
- Supermask 2 - Olivia y el misterio del Panda de Jade