KNOVA
Spark Curiosity.Build Strong Readers.
KNOVA is a FREE Reading app with thousands of reading passages on history, science, language and famous people - perfect for students, lifelong learners, and the curious at heart.
A Reading ExperienceDesigned for Every Learner
Our passage viewer is packed with features that make reading accessible and engaging for all students
Interactive Reading
Beautifully formatted passages with images and visual anchors
Audio Narration
Listen to passages like an audiobook - perfect for auditory learners
Spanish Translation
Full Spanish translations for bilingual and ESL students
Differentiated Versions
Standard and Simplified versions for every reading level
Annotations
Highlight text and add notes for deeper comprehension
Why Choose Knova?
Built by educators, trusted by parents, loved by learners
Safe & Ad-Free Option
A trusted space for learning with no inappropriate content. Choose free with ads or subscribe for a distraction-free experience.
Teacher Approved
Content created by educators and aligned with Common Core ELA, state History standards, and NGSS Science standards.
High-Quality, Curated Content
Thousands of expertly written passages with authentic historical images, custom diagrams, and engaging visuals.
Personalized Learning
Differentiated reading levels, audio narration, Spanish translations, and progress tracking to meet every learner where they are.
Growing Library
Our content library expands regularly with new passages, topics, and activities to keep learning fresh and engaging.
In-Depth Features
Periodic deep dives into fascinating topics with timelines, interactive maps, and comprehensive explorations.
Passage Activities ThatReinforce Learning
Every passage comes with engaging activities that help students master the content
Comprehension Quizzes
Multiple choice questions that check understanding and reinforce key concepts from each passage
Vocabulary Flashcards
Build vocabulary with interactive flashcard activities featuring key terms from each passage
Vocabulary Matching
Match words to their definitions in a fun, interactive activity that reinforces vocabulary learning
Writing Activities
Practice writing skills with guided prompts connected to reading passages
Progress Tracking
Track completion and scores across all activities to monitor learning progress
Badges & Streaks
Stay motivated with achievement badges and daily reading streaks that celebrate learning milestones
Curriculum-AlignedContent
Standards-aligned content for grades 3-8 covering Common Core ELA, History Standards, and NGSS
US History
Native Americans
Colonial America
American Revolution
The New Nation
Westward Expansion
Civil War
Progressive Era
Great Depression
Civil Rights Movement
Modern AmericaAncient History
Early Humans
Archaeology
Mesopotamia
Ancient Egypt
Ancient Greece
Ancient India
Ancient China
Ancient Civilizations
Ancient AmericasWorld History
Middle Ages
Renaissance
Industrial Revolution
World War I
World War II
Cold War
19th Century
20th Century
21st Century
Events
InventionsScience (NGSS)
Earth's Place in Space
Earth's Systems
Weather and Climate
Earth and Human Activity
Climate Change
Sustainable Practices
Molecules to Organisms
Ecosystem
Heredity
Biological Evolution
Adaptation
Matter and Its Interactions
Motion and Stability
Energy
Waves and their ApplicationsVisual Learning
Custom science diagrams, authentic historical images from the Library of Congress and museum archives, and visual anchors integrated throughout every passage.
- Interactive 3D globe visualization
- Custom science diagrams for complex concepts
- Authentic historical images from archives
- "This Day in History" with geographical context
Vocabulary Games ThatMake Learning Fun
KNOVA app has engaging word games featuring content from all subject areas to help build vocabulary and reinforce learning
Crossword Puzzles
Solve crossword puzzles using vocabulary from US History, World History, Ancient History, and Science passages
Word Search
Find hidden vocabulary words in engaging word search puzzles that reinforce key terms from all subject areas
Scramble Box
Unscramble jumbled words to build spelling skills and reinforce vocabulary from reading passages
Built forEveryone
For Students
Engaging content that makes learning history and science exciting. Track your progress and earn achievements!
- Self-paced learning
- Fun interactive games
- Progress tracking
For Parents
Educational screen time you can feel good about. Standards-aligned content with free or ad-free options.
- Safe environment
- Curriculum aligned
- Progress reports
For Teachers
Perfect supplemental resource for classroom learning. Aligned with Common Core and NGSS standards.
- Standards-aligned
- Supplemental content
- Reinforcement tools
For Lifelong Learners
History buffs, science enthusiasts, and curious minds - accessible content that makes learning enjoyable at any age.
- Self-paced learning
- Accessible content
- Engaging topics
Frequently AskedQuestions
Everything you need to know about Knova
Start Your Child's Learning Journey Today
Download Knova now and turn screen time into learning time. Available on iOS and Android.
Trusted by Educators and parents
Knova is proudly developed by the team behind Workybooks
Our Mission
At Knova, our mission is to to ignite big questions, spark bright ideas, and empower every child to explore what excites them most.
Kids have an incredible drive to investigate—whether it's rockets, reptiles, robots, or art. Their interests are the pathways to deeper understanding. But navigating the online world can be overwhelming and unsafe for young learners. Knova gives kids a trusted space to explore freely, confidently, and joyfully.
Brought to you by
Trusted by educators worldwide, Workybooks offers 5,000+ curriculum-aligned worksheets, games, and reading resources for K-8 classrooms and homes.