CK-12 is designed to work on most modern web browsers and devices, providing a consistent learning experience for students, teachers, parents, and administrators.
For the best experience, use the latest version of your browser and keep your device's operating system up to date.
Supported Wed Browsers
CK-12 supports the current and recent versions of the following browsers:
- Google Chrome (recommended)
- Microsoft Edge
- Mozilla Firefox
- Apple Safari ( on macOS and iPadOS)
Note: Using the latest version of your browser helps ensure compatibility with CK-12 features, security updates, and performance improvements.
Supported Devices
You can access CK-12 on a variety of internet connected devices, including:
- Desktop computers (Windows, macOS, Linux)
- Laptops
- Chromebooks
- iPads and Android tablets
- Smartphones (iOS and Android)
Browser Tips
For the best experience:
- Use the latest version of your browser.
- Clear your browser's cache and cookies if you encounter loading issues.
- Disable browser extensions that may interfere with CK-12.
- Allow pop-ups if downloading or printing resources.
If you're experiencing browser or device compatibility issues, please contact support@ck12.org.