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English Language Acquisition—NEW!
Primary (Grades 1–2)
Animals 1
Animals 2
Clothing
Verbs
Home
Plants
School 1
School 2
Seasons
Vehicles
Tools
Toys
Utensils
Utility
Body
Career
Housewares
Money
General 1
General 2
Elementary (Grades 3–5)
Nouns 1
Nouns 2
Personal and House Items
Buildings and Places
Weather and Temperature
Shapes
Verbs 1
Verbs 2
Sports and Recreation
Clothing
School
Food and Meals
Fruits and Vegetables
Mammals
Reptiles
Music
Entertainment
Time and Money
Around the House
Daily Activities
Middle (Grades 6–8)
Content Set 1
Content Set 2
Content Set 3
Content Set 4
Content Set 5
Content Set 6
Content Set 7
Content Set 8
Content Set 9
Content Set 10
Content Set 11
Content Set 12
Content Set 13
Content Set 14
Content Set 15
Content Set 16
Content Set 17
Content Set 18
Content Set 19
Content Set 20
Level aa
Big
Carlos Counts Kittens
Counting Bugs
Counting Letters
Farm Animals
Fido Gets Dressed
Go, Go, Go
In
It Is Fall
Jump Over
Little
My Family
My Gift for Mom
On
Out
Over
Pasta!
Pets
Play Ball!
Show Some Love
Spring
Summer
Summer Picnics
The Backyard
The Book
The City
The Classroom
The Coast
The Garden
The Ocean
The Plant
The Trip
The School
The Supermarket
Toys
Too Many Sweets
Under
We Build
One Insect
Water
Winter
Level A
All Kinds of Faces
Baby Animals
Bird Colors
Bird Goes Home
Carlos Goes to School
Fruit
Getting Dressed
Going Places
Hamster Home
He Runs
Hot and Cold
I Can
I Draw a Bunny
I Save Money
I See My Colors
I Set the Table
In and Out
Maria Counts Pumpkins
Maria Goes to School
Mom and I
My Body
My Dog
My Face
My Hair
My Room
Opposites
Pond Animals
Rabbits
Spring Weather
Shapes in Nature
The Forest
The Rainstorm
This Is My Bear
These Shoes
Up and Down
Fruit Colors
We Can Make Sounds
What I Like
What Lives Here?
Level B
Animal Coverings
Animal Sounds
Animals Can Move
Applesauce
Bananas Sometimes
Carlos and His Teacher
Games We Play
Gracie's Nose
Go Animals Go
How Many Legs?
I Love the Earth
I Pick Up
I Read a Book
It Is School Time
It Is Spring
Light and Heavy
Maria and Her Teacher
Near and Far Away
On the Farm
Paint It Purple
Playful Puppy
Pond Life
Rain in the City
Taking the Bus
Ten
The Hungry Goat
The New Forest Path
The Picnic
Three Baby Birds
Two Little Dicky Birds
We Make Cookies
We Pack a Picnic
What Has These Feet?
What Has These Spots?
What Has These Stripes?
What Has This Tail?
Where Is Water?
Where?
Winter Fun
You and I
You Can Go
Level C
Allie and Ollie
Birthday Party
Busy At School
Different Kinds of Sharks
Fall
Feelings
Get In
Go Away, Lily
Going Away
How Frogs Grow
How Many Wheels?
How Many?
I Can Be
I Looked Everywhere
I Wonder
I Won't
Jack and Lily's Favorite Food
Lucy Did It
Machines At Home
Making Salsa!
Mash the Potatoes
Mongo and Cutie
Open and Close
Rocks
Sherman Sure Is Shy
Space
Taking Turns
The Animals of Canada
The Easter Egg Hunt
The Woodsy Band Jam
Tools
We Count
We Make a Snowman
What Animals Eat
What Do I Wear?
What Is at the Zoo?
When Is Nighttime?
What I Want
What's My Job?
Who, Who, Who?
Yummy, Yummy
Level D
Animal Tongues
Caretakers
Clouds
Community Helpers
Country Places
Dollars and Cents
Frog Is Hungry
Getting Around the City
Give Them Back
Grow, Vegetables, Grow!
I Like My Hair
I Count 100 Things
I Need an Eraser
Lily the Cat
Little Loon
Maria's Halloween
Mud Balls!
My Neighborhood
My New School
No, Lily, Don't
Nothing Scares Me
Our Good Night Story
Polly Gets Out
Senses
Sky High!
Swamp Music
Tadpole Teasing
The Busy Pond
The Mitten
The Sky Is Falling
The Team
To the Store
To the Woods
We Give Away
Welcome Back, Butterflies
What Do You See?
What?
Where Animals Live
Where Plants Grow
Why Can't I?
Workers
Level E
A Sweet Tale
A Week with Grandpa
All Kinds of Factories
All Kinds of Farms
Animals, Animals
Bear and Kangaroo
City Animals
Carlos's First Halloween
City Places
Country Animals
Doctor Jen
Dolly’s Drama Queen Day
Getting Ready for School
Grandparents Day
Hooray for the Farmer’s Market!
Hugs
I'd Like to Be
In the Mountains
Let's Make Lemonade
Maddy Loves to March
Make a Tree Friend
Making Pizza
Nothing for Father's Day
Places Plants and Animals Live
Police Officers
Shapes in Tide Pools
Shoes Men Wear
Shoes Women Wear
Stop Snoring!
The Contest
The Four Seasons
The Storm
The Vet
Time for Bed
Too Much Work!
What Is in the Box?
What's for Dinner?
What's in that Pouch?
When I Grow Up
Level F
A Clown Face
Are You From India?
Best of Friends
Changing Seasons
Community Workers
Does It Sink or Float?
Firefighters
Fishing with Grandpa
Friends in the Stars
Gaggle, Herd, and Murder
Glassblowing
Hibernation
How Do They Move?
How Is the Weather Today?
How to Make a Snow Person
In a Chinese Garden
Jobs for James
Josh Gets Glasses
Mother's Day
Needs and Wants
Night Animals
Our Camping Trip
Scaredy Crow
Smart Crows
SuperZero
Taste This
Thank You, Everyone
The Food Chain
The Snowstorm
The Three Little Pigs
Trucking
Two for Me, One for You
Using Less Energy
Where Is Cub?
White House Pets
Level G
A Seed Grows
Animal Eyes
Ants, Ants, and More Ants
Beanie and the Missing Bear
Billy Gets Lost
Carlos Joins the Team
Dogs at Work
Going to the Dentist
Gordon Finds His Way
Groundhog Goes Outside
Grow Tomatoes in Six Steps
How Many Rhymes?
I Bet I Can
Laws for Kids
Long Ago and Today
Loose Tooth
Maria Joins the Team
My Day
New Rule!
Penny the Rude Penguin
Places People Live
Ready, Set, Bike!
Rock Hunting
Rude Robot
Signs Are Everywhere
The Camel and the Pig
The Chase
The Food We Eat
The Legend of Nian
The Little Red Hen
The Queen Ant's Birthday
This Is a Bird
Troll Bridge
What in the World Is That?
Whose Eggs Are These?
Level H
A Desert Counting Book
Animals, Animals
Anna and the Dancing Goose
At a Touch Tank
Blackbeard the Pirate
Brother Messy, Brother Neat
Butterfly Café
Earth's Water
Carlos's First Thanksgiving
Friends Around the World
Goats Are Great!
Grasshopper's Gross Lunch
Grounded to Earth
How the Mice Beat the Men
How to Make a Drum
I'd Like to Be
I Live in the City
Legs, Wings, Fins, and Flippers
Maria's Thanksgiving
Math Test Mix-Up
Moose on the Move
Nami's Gifts
Our Five Senses
Pip the Monster Princess
Pocket Parks
Police Officers
Sam's Fourth of July
Ships and Boats
Smaller and Smaller
Spring Is Here
Summer Olympics Events
Terell's Taste Buds
The Day I Needed Help
The Owl and the Pussycat
Weird Bird Beaks
What Lives in This Hole?
Wing's Visit to Singapore
Level I
A Visit to the Zoo
A Pocket Park for Tiny
Alistair's Night
Arthur's Bad News Day
Birds
Building a Bridge
Childhood Stories of George Washington
Discovering Dinosaurs
Extreme Insects
Families
Fantastic Flying Machines
Goldilocks and the Other Three Bears
Goldilocks and the Three Bears
Healthy Me
Hibernation
Hippo's Toothache
How Glooskap Found Summer
How to Make Paper
Is That a Fish?
Jane Goodall
Life at the Pond
Mike's Good Bad Day
Soup and a Sandwish
The 100th Day Project
The Magic Bike
The Three Little Pigs
Tian Tian, A Giant Panda
Turkeys in the Trees
We Make Maple Syrup
Why Robins Hop
Winter Vacation
Level J
A Rainbow of Food
Animal Skeletons
Being Bilingual
Broken Arm Blues
Can You Say Pterodactyl?
Changes
Firefighters
Darby's Birthday Party
Feliz Navidad, Carlos
Garrett Morgan and the Traffic Signal
Going to the Art Museum
Guess That President
I'm the Tall One
It’s Cinco de Mayo, Carlos!
Hannah's Townspeople
Heroes of September 11
Ichiro Suzuki
Leopard, Ram, and Jackal
Let's Make Shapes!
Monkey and Crocodile
My Uncle Is a Firefighter
Number Twelve
Ocean Animals
Riding with Rosa Parks
Safe Biking with Dad
Sharks
The Cinnamon Bun Mystery
The Disappearing Moon
The Ship of Shapes
The Story of the Statue
The Thanksgiving the Jacks Built
The Thanksgiving the Other Jacks Built
Welcome, Carlos!
What Pet Should You Get?
When Bad Things Happen
Where's the Joey?
Whose Tracks Are These?
Wonders of Nature
Level K
All About Kites
Animals, Animals
Anna and the Magic Coat
Barack Obama
Blackbeard the Pirate
Carlos's Family Celebration
Chickens in My Backyard
Extreme Animals
Friends Around the World
Dia de los Muertos
Good for Thurgood
Grounded to Earth
How Glooskap Found Summer
How Zebras Got Their Stripes
Hugs for Daddy
I Fly Hot-Air Balloons
I Love City Parks
I Love the Earth
I'd Like to Be
I’m Allergic to Peanuts
It's About Time
Leap! A Salmon's Story
Maria's Family Celebration
Migrating Geese
Playing it Safe
Police Officers
Ratty Rats
Sam's Fourth of July
Ships and Boats
Simple Machines
Slithery and Slimy
Strange Plants
Summer Olympics Events
Tarantula!
The Mind Game
The Squire's Bride
What Lives in This Hole?
Where We Get Energy
Level L
A Hero’s Name
Ancient Egypt
Anna and the Painted Eggs
At Jacob's House
Big Machines
Colonial Life
Crocs and Gators
Deep in the Ocean
Eggy's Easy Out
Every Dog Has Its Day
Fantastic Flying Machines
George Washington Carver
Goldilocks and the Other Three Bears
Goldilocks and the Three Bears
How Animals Sleep
How to Make Ice Cream
How We Measure
I'm the Guest
Insect Life Cycle
Introducing Planet Earth
Jane Goodall
Jessica Loves Soccer
Joey's Stop Sign
Maria's Family Christmas
Noise in the Night
Oil: A Messy Resource
Sending Messages
Shoes Around the World
Sign Language and Hand Talk
Smelly Clyde
The 100th Day Project
The Igloo
The Power of Magnets
The Tinosaur
Two Thanksgivings
The Vampire Dentist
Valentine's Day
Wonderful Winter
Woods of Wonder
World Holidays
Level M
A Man of Vision
A Prairie Dog's Life
Aesop's Fables
Art Around Us
Arthur's Bad News Day
Brad Needs a Budget
Can I Vote?
Dogs at Work
Endangered Birds
Firefighters
Frogs and Toads
Giant's Tale
Hermit Crabs
Hibernation
How Much Is a Trillion?
How to Make Lemonade
Ichiro Suzuki
Inside Your Body
Jack's Tale
Keb Needs a Home
Marcus Loses Patches
Martin Luther King Jr.
Mighty Glaciers
Mother Teresa: Mother to Many
My Uncle Is a Firefighter
Sharks
Snow Camping
Sound All Around
Story of the Sun
The Best Guess
The Legend of John Henry
The Sleeping Dog
The Sometimes Friend
The Story of Jeans
The Story of the Statue
The Three Little Pigs
You Stink!
Level N
All About Kites
Asthma
Bedbugs Bite!
Beyond the Five Senses
Blackbeard the Pirate
Celebrating Food and Family
Colleen and the Leprechaun
Coral Reefs
Critter Crossings
Crows Share A Pie
Dia de los Muertos
Elephants
Extreme Animals
Grounded to Earth
Horseshoes Aren't Just for Good Luck
Introducing the Penny
Let's Make Snowflakes!
Luna Has Nothing to Wear
Making Rice
Memorial Day
Mount Rushmore
Owen and the Tortoise
Puppets
Raven and the Flood
Sammy Stuffit
Sam's Fourth of July
Spare the Turkey
Sparky's Mystery Fortune
The Buffalo Hunt
The Day I Couldn't Breathe
The Fishing Derby
The Force of Water
The Mystery Wind
The Secret Lives of Snails and Slugs
The Shepherd and the Fairy
The St. Patrick's Day Mystery
The UpDown Boy
Totem Poles
Watching Earth from Space
Weird Bird Beaks
What Lives in This Hole?
Level O
A Dog's Tale
All About Chocolate
Anansi and the Talking Watermelon
Annie Oakley
Baltic Rescue
Barack Obama
Bats
George Washington Carver
HeroRATS: Rats Who Save Lives
Irma's Sandwich Shop
Jane Goodall
Jenny Loves Yoga
Johnny Appleseed Heads West
Katie's Forest Finds
Li's Tangram Animals
Little Red's Secret Sauce
Looking for Bigfoot
Makusani's Lesson
Meeting Father in Plymouth
Off to Join the Circus
Paul Bunyan and Babe the Blue Ox
Pecos Bill Rides a Tornado
Pepper: The King of Spices
Pluto's New Friends
Rainy-Day Savings
Sally Ride
Salt Rocks
Saving the Last Wild Tigers
Spider Monkey's Question
Scotty’s Spring Training
Summer Olympics Legends
The Backpack Tax
The Beekeeper
The Magic of Migration
The Shadow People
Three Little Pigs: The Wolf's Story
Troika: Canine Superhero
Whales
Wonders of Nature
Woods of Wonder
You're a Jellyfish!
Level P
A Golden Tragedy
A Late Night Chat With a Parakeet
A Nation on Wheels
About Trees
Acropolis Adventure
Art Around Us
Becky's Puzzle Problem
Breeds of Dogs
Coyote and the Star
Daniel Boone
Deep Inside a Copper Mine
Desert People
Dogs at Work
Fantastic Flying Machines
Friends Around the World
Giant Pandas
Goldilocks and the Other Three Bears
Goldilocks and the Three Bears
Helen Keller
History to Chew On
I Am the Hope Diamond
Ichiro Suzuki
Inside the Beast
Landon's Pumpkins
Magnetism
Manatees
Martin Luther King Jr.
Max
Musical Instruments
My Uncle Is a Firefighter
Seals, Sea Lions, and Walruses
Shelter Pets Are Best
Sonia Joins the Supreme Court
The 100th Day Project
The Homework Lesson
The Mona Lisa Mystery
The State Hermitage: Russia's Amazing Museum
The Steam Engine
The Story of the Statue
Women of the Supreme Court
World Cup Soccer
Level Q
A Visit to Kitt Peak
Amelia Earhart: A Legend in Flight
Arthur's Bad News Day
Castles
Chili Pepper Powder Surprise
China
Chinzaemon the Silent
Coral Reefs
Dia de los Muertos
Earthquakes, Volcanoes, and Tsunamis
Eleventeen
Emily
Extreme Animals
Famous First Ladies
Fireworks
First Day of School
Horseshoes Aren't Just for Good Luck
How Glooskap Found Summer
Mermaid in a Teacup
Mike Van Zee, Special Olympian
My Earth Day Birthday
Mystery at Camp White Cloud
On Eagle River
Plight of the Polar Bear
Robin Hood and the King
Salmon: A Link in the Food Chain
Sharks
SPRAK!
Summer Olympics Events
Sweet Potato Challenge
The Castaway Pines
The Footprint
The Golden Flute
The Legend of Nessie
The Little Fir Tree
The New Soccer Ball
The Three-R Plan
Vincent's Bedroom
Walking in Roman Footsteps
Zookeeping
Level R
Alaska: The Last Frontier
All About Chocolate
All About Kites
An Apple a Day
Arrows
Bessie Coleman
Charlene's Sea of Cortez Journal
Expedition 25: The Subtropics
Expedition 40: The Secret of the Seasons
Expedition 60: The Subarctic
Expedition Zero
Explorer's Guide to World Weather
Exploring Tide Pools
Fishing in Simplicity
Foods Around the World
George Washington Carver
Going to the Super Bowl
Glow-in-the-Dark Animals
How the Robin Stole Fire
Inventions
Mozart
Murdoch's Path
Neighborhood Mystery
Only One Aunt Maggie
Rattlers
Robin Hood Wins the Sheriff's Golden Arrow
Sea Turtles
September 11: Always Remember
Ships and Boats
Skydiving
Storm Chasers
Speed
The Hard Stuff! All About Bones
The Olympics: Past and Present
The Thesaurus
Treasure Found
Turtle Tom
Two Artists: Vermeer's Forger
We're in Business
Weird Bird Beaks
Wildlife Rescue
Wonders of Nature
Woods of Wonder
Level S
A Big League for Little Players
A Selection From Alice in Wonderland
Animals Feel Emotions
Barack Obama
Bears
Bites and Stings
Building Big Dreams
Butterflies and Moths
Frederick Douglass: Forever Free
Gems: Treasures from the Earth
Ghosts in the House
Harold the Dummy
Harriet Tubman and Underground Railroad
How Little John Joined Robin Hood
Let's Make Vegetable Soup!
Losing Grandpa
Making Mosaics
Martin Luther King Jr.
Monkey Business
National Parks
Our Solar System
Penguins
Searching for the Loch Ness Monster
Seven Wonders of the Modern World
Snakebite!
The International T-Shirt Contest
The Moon Bowl
The Titanic: Lost and Found
The Trouble with English
Tsunamis
Two Kettles
Volcanoes
What's in a Name?
What the Boys Found
Wheeling the Snake
Woolly and Fang
Level T
A Trip to a Prehistoric Cave
Adventures with Abuela
Aladdin and the Wonderful Lamp
Albert Einstein
Alice's Birthday Cake
Ants in My Bed
Art Around Us
Bats in the Attic
C Is for Canada
Cali and Wanda Lou
Camouflage
Caribou Man
Carlos' Puzzle
Cathy Freeman
Desert People
Deserts Dry
Drums and Drumming
Earthquakes, Volcanoes, and Tsunamis
Holidays Around the World
Horseshoes Aren't Just for Good Luck
InFLUenza
Lighter Than Air
Money in the USA
My Secret Internet Friend
Mysteries of the Lost Civilization
Remembering the Alamo
Ricardo's Dilemma
Running for Freedom
Sally's Secret Ambition
Severe Weather
Special Effects
Ships of Discovery
The Black Stones
Titanic Treasure
Vikings
Weave It!
Yee Haw! The Real Lives of the Cowboys
Level U
All About Chocolate
Arrows
Australia
Coral Reefs
Deep Trouble: The Gulf Coast Oil Spill
Don't Wake the Mummy
Galapagos Wonder
Get Moving! All About Muscles
Growing Up Green
How Sound Works
How to Build a Greenhouse
Hubble: An Out-of-This-World Telescope
Jupiter's Secrets Revealed
Microbes: Friend or Foe?
More Valuable Than Gold
Mystery in the Moonlight
Page's School Report
Pirate Ships and Flags
Robin Hood Wins the Sheriff's Golden Arrow
Samson: A Horse Story
Seven Wonders You Can Visit
Tanya's Money Problem
The Amazing Amazon
The Bill of Rights
The Great Gallardo's Books
The Hard Stuff! All About Bones
The Inuit: Northern Living
The Jr. Iditarod
The Mighty Saguaro
The Secret Service
Thomas Edison
Veterans Day
Weaving Around the World
Wildlife Rescue
Yellow Brick Roadies
Level V
Adventure on the Amazon River
Alternative Fuel Cars
Ancient Cliff Dwellers
Book of Blood
Bullying Hurts Everyone
Eclipses
Everest: On Top of the World
Frederick Douglass: Forever Free
Female Sports Stars
Fungus Among Us
Gems: Treasures from the Earth
Giant Insects
How Little John Joined Robin Hood
In the Name of Discovery
Jazz Greats
Mexico's Fight for Independence
Mirroring Miranda
Mysterious Caves
Natural Wonders of the World
Prehistoric Trade
Pyramids
Razor and the Wolves
Sister Sleuth and the Silver Blaze
The Battle of the Alamo
The Calgary Stampede
The Case of the Vanishing Anasazi
The Gossip Monster
The Last Great Race
The Lost Dutchman
The Roman Empire Faces Attila
The Sun
The Tuskegee Airmen
Treasure in the Puget Sound
Two Kettles
Volcanoes
Word Smith, Private I
Yosemite and the Badge
Level W
Acropolis Adventure
Adventure in Bear Valley
Albert Einstein
Alberto Salazar: An American Runner
American Sports Legends
Atlantic Crossing
Ben Franklin
Catching Air
Climbing Mountains
Curiosity on Mars
Desert People
Discovery in the Americas?
Earthquakes, Volcanoes, and Tsunamis
Electric Cars: History and Future
Fearless Felix
Hurricanes
InFLUenza
Joe Kittinger: An Unsung Hero
Mapping the Woods: Maps and Cartography
Microbes: Friend or Foe?
Miguel and the Secret Garden
Mummies
Nelson Mandela
Ocean Quiz
Otzi the Iceman
Pirates and Privateers
Robin Hood and the King
Ships of Discovery
The Black Stones
The Mystery of Granville Library
The Olympics: Past and Present
The World of NASCAR
The Yanomami: Deep in the Amazon
To Drill or Not to Drill?
Threats to Our Atmosphere
Vikings
Level X
Body Art
Dust Bowl Disaster
Early Moments in Rock Music History
Grandpa Smoke Jumper
High-Speed Trains Around the World
Invasion of the Pythons
Jacey Nova: Starship Pilot
Making Big Bolstead Bucks
Malik Had a House
Meeting Mrs. Pierce
Miguel and King Arthur
Money, Money, Money
Rosalind Franklin's Beautiful Twist
Saved by the Stars
Saving the Salmon
Seeds of Revolution
Seeing the Evidence: Forensic Scientists at Work
Takehito's Tango
Talking to Each Other
The Algonquins
The Amazing Undersea Food Web
The Blues: More Than a Feeling
The Eruption of Mount Shasta
The Gettysburg Address
The Hard Stuff! All About Bones
The Internet
The Mongol Empire
The Reef
The School Versus James Holt
The Story of Immigration
The Transcontinental Railroad
Up From Slavery
What Makes You, You?
Wildlife Rescue
Your Road to the White House
Zoos: Pro or Con?
Level Y
9/11: A Dark Day
Arrows
Battling for Independence
Believe It or Not?
Biomimicry
Born on Sable Island
Escape from the Holocaust
Fast Forward to the Future
Frederick Douglass: Forever Free
Gems: Treasures from the Earth
How Little John Joined Robin Hood
In Huck's Shoes
Leaving Home
Marco Polo and the Silk Road
Meegor and the Master
Miltie Math-head Takes the Mound
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Odysseus and the Bag of Winds
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Pocahontas at Jamestown
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Robin Hood Wins the Sheriff's Golden Arrow
Samuel de Champlain, Father of New France
Seven Billion and Counting
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Microbes: Friend or Foe?
Native Americans of the Great Plains
Prairies Alive!
Private Spaceships
Robin Hood and the King
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Word Smith, Private I “Rhyme Crime”
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Fry: 1,000 Most Frequently Used Words List
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976–1,000
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