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Compare Chrome extensions: CK-12 vs Colorgrab

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Stats CK-12 CK-12 Colorgrab Colorgrab
User count 1,000,000+ 100,000+
Average rating 4.26 4.24
Rating count 53 21
Last updated 2018-07-02 2022-01-18
Size 12.02K 1.23M
Version 0.0.0.9 1.8.6
Short description
CK-12 is an app to help students, and teachers improve K-12 learning globally by providing self-pace learning content & tools. Grab colors from any website. Fast and reliable color picker tool
Full summary

Learn over 5,000 math and science concepts at your own pace and in your own style! (videos, assessments, interactive objects, etc)

  • Math subjects include: Arithmetic, Measurement, Algebra, Geometry, Probability, Statistics, Trigonometry, Analysis, and Calculus
  • Science subjects include: Earth Science, Life Science, Physical Science, Biology, Chemistry, and Physics
  • Other subjects include: SAT Exam Prep., Engineering, Technology, Astronomy, English, and History

Features: -Access Common Core and State Standards aligned content (digital textbooks and concepts). -Browse, learn and practice (or teach) over 5000+ concepts using multiple modalities (text, videos, quizzes, flashcards and more). -Manage your class online through groups. -Assign practice to students and track their progress. -Everything on our app and website is always 100% Free.

CK-12 Foundation is a non-profit that creates and curates high quality STEM content for students and teachers around the world.

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Colorgrab — color picker tool in your browser toolbar. Useful for web designers and developers. You can extract color and copy it to the clipboard. Literally in one click. It's not easy to determine the color of the page element using Chrome dev tools. And you can't extract color from images on the page. Features: Color picker / Eyedropper tool for webpages Copy in RGB, HEX, CSS/HTML formats Recently picked colors Alt-P keyboard shortcut Extracts the most used color from webpages while you're surfing the web. Note: If you just installed Color grab you should reload a webpage to make it work.