Play in our
Readability Features Demo Sandbox
Explore the impact of personalized text features
Choose your Sandbox Content:
High School – Adult:
The Last Stretch
Where the River Takes Us
World Education’s The Change Agent
Grade 1-2: The Great Acorn Hunt
Grade 3: Bella and the Runaway Balloon
Grade 4-6: Alice in Wonderland
Grade 5: The Day a Robot Cleaned My Room
Grade 8: The Secret World of Espionage and Spies
Improve Your Own Reading Experiences
Change font, character and line spacing, etc., to personalize or “tune” your text when the features are available. If you don’t see the features you want, ask your digital content providers to add them. Visit our Tech Tips page to learn which readability features are available in popular applications.
“You wrecked it for me. Ever since I tried personalized formats, I don’t want to go back [to a publisher selected format].”
– Nanci
Readability Matters makes the code for our open source* Readability Sandbox available on GitHub.
* Open Source projects, products, or initiatives embrace and celebrate principles of open exchange, collaborative participation, rapid prototyping, transparency, meritocracy, and community-oriented development. Open source software is software with source code that anyone can inspect, modify, and enhance.
Alice in Wonderland is licensed under a
Creative Commons Attribution 4.0 International license.