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CK-12 Foundation

Chrome Extension Developer & Publisher

CK-12 Foundation's Chrome Extensions & Themes Portfolio

Browse the complete collection of Chrome extensions and themes developed by CK-12 Foundation. Discover powerful tools, productivity enhancers, and beautiful themes that can transform your browsing experience. Each extension is carefully crafted to provide unique functionality and value to Chrome users.
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    CK-12

    CK-12

    CK-12
    Description
    CK-12 is an app to help students, and teachers improve K-12 learning globally by providing self-pace learning content & tools.
    CK-12 is an app to help students, and teachers improve K-12 learning globally by providing self-pace learning content & tools.
    Users
    2M
    2,000,000
    500K
    Rating
    4.3
    4.3 out of 5 stars
    47
    47
    1
    Versions
    1
    1 version available for download
    Created
    12 November 2012
    November 12, 2012
    Updated
    2 July 2018
    July 2, 2018
    2
    Manifest version 2
    CK-12 Foundation
    View author page of CK-12 Foundation
    Website
    Visit website of https://www.ck12.org/
    0.0.0.9
    Version of the extension
    ChromeOS App
    11.74KiB
    Size of the extension
    View on Chrome Web Store
    View CK-12 Chrome Extension on Chrome Web Store
    22
    This extension has been viewed 22 times
    0
    This extension has been downloaded 0 times
    Share on Twitter
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    Add to bookmarks
    Flexi - AI Tutor

    Flexi - AI Tutor

    Flexi - AI Tutor
    Description
    Flexi, the FREE AI Tutor for Science & Math, offers 'Screenshot & Discuss' and 'Highlight & Discuss' tools for interactive learning!
    Flexi, the FREE AI Tutor for Science & Math, offers 'Screenshot & Discuss' and 'Highlight & Discuss' tools for interactive learning!
    Users
    4K
    4,000
    1K
    Rating
    4.9
    4.9 out of 5 stars
    11
    11
    1
    Versions
    5
    5 versions available for download
    Created
    4 September 2024
    September 4, 2024
    Updated
    20 November 2025
    November 20, 2025
    3
    Manifest version 3
    CK-12 Foundation
    View author page of CK-12 Foundation
    Website
    Visit website of https://www.ck12.org/
    1.2.2
    Version of the extension
    Extension
    132KiB
    Size of the extension
    productivity/education
    View on Chrome Web Store
    View Flexi - AI Tutor Chrome Extension on Chrome Web Store
    20
    This extension has been viewed 20 times
    0
    This extension has been downloaded 0 times
    Share on Twitter
    Share on Facebook
    Share on LinkedIn
    Share on Reddit
    Share on Bluesky
    Share on Pinterest
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