Alternatives to CK-12 for all platforms with any license

Platforms

Desktop

Mobile

Tablet

Web / Online

Other Platforms

  • Khan Academy icon

    Khan Academy

    Khan Academy is not-for-profit with the goal of changing education for the better by providing a free world-class education to anyone...

    Free Windows Web / Cloud Android iPhone Windows RT Android Tablet ... iPad

  • Eureka.in NSES icon

    Eureka.in NSES

    Eureka.in NSES app is specially designed for student and teachers dedicatedly aligned with the National Science Education Standard for...

    Freemium iPhone iPad

  • Engineer4Free icon

    Engineer4Free

    This is a FREE tutorial site for university level math, science, and engineering.

    Free Web / Cloud

  • Grok Learning icon

    Grok Learning

    Grok Learning is a browser-based learning platform. Challenging problems Their problem-based learning approach matches each new...

    Open Source Web / Cloud

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