www.ck12.org

Site title of www.ck12.org is Free Online Textbooks, Flashcards, Adaptive Practice, Real World Examples, Simulations | CK-12 Foundation

World ranking 6097 altough the site value is $367632. ck12.org IP is 107.22.233.201 on Apache/2.2.22 (Ubuntu) server works with 719 ms speed. The charset for this site is utf-8.

Web site description for ck12.org is CK-12 Foundation provides a library of free online textbooks, videos, exercises, flashcards, and real world applications for over 5000 concepts from arithmetic to history

General Information

  • Site Title : Free Online Textbooks, Flashcards, Adaptive Practice, Real World Examples, Simulations | CK-12 Foundation
  • Keywords : Adaptive Practice, Curriculum, Digital textbooks, Ebooks, Flexbook, K-12 education, Lesson plan, OER, Online textbooks, Peer Help, STEM, Study guides, Study material, Teacher resources, Textbook, Worksheet,
  • Charset : utf-8
  • Page Speed : 719 ms
  • Site Host : www.ck12.org
  • Site IP : 107.22.233.201
  • Site Server : Apache/2.2.22 (Ubuntu)
  • Site Language : en
  • Alexa Rank : 6097

KEYWORDS STATISTICS

  • Keywords Using Count Use Rate(%)
  • ck-12 15 times 3.80
  • science 10 times 2.53
  • more 8 times 2.03
  • practice 7 times 1.77
  • simulations 6 times 1.52
  • online 5 times 1.27
  • plix 5 times 1.27
  • concepts 5 times 1.27
  • physics 5 times 1.27
  • learn 5 times 1.27
  • study 5 times 1.27
  • that 5 times 1.27
  • free 4 times 1.01
  • help 4 times 1.01
  • explore 4 times 1.01
  • using 4 times 1.01
  • math 4 times 1.01
  • guides 4 times 1.01
  • like 4 times 1.01
  • textbook 4 times 1.01
  • textbooks 3 times 0.76
  • adaptive 3 times 0.76
  • real 3 times 0.76
  • world 3 times 0.76
  • foundation 3 times 0.76
  • join 3 times 0.76
  • chemistry 3 times 0.76
  • biology 3 times 0.76
  • with 3 times 0.76
  • really 3 times 0.76
  • great 3 times 0.76
  • please 3 times 0.76
  • donate 2 times 0.51
  • sign 2 times 0.51
  • dashboard 2 times 0.51
  • groups 2 times 0.51
  • library 2 times 0.51
  • community 2 times 0.51
  • schools 2 times 0.51
  • introducing 2 times 0.51

LINK ANALYSE

  • Text Link Rel
  • writing /writing/
  • windows 8/10 http://apps.microsoft.com/windows/en-in/app/ck-12/004598b2-a5fd-42d2-9a6f-4469eadb782c
  • webinars https://www.youtube.com/playlist?list=plhwx3lzhlpsfluweqehcu8_n9ik5uio7p
  • trigonometry /trigonometry/
  • tools and apps https://www.ck12info.org/about//tools-and-apps/
  • terms of use https://www.ck12info.org/about//terms-of-use/
  • technology /technology/
  • switch to teacher version /teacher/
  • success stories https://www.ck12info.org/about//success-stories/
  • study guides /study-guides/?referrer=student&backurl=/student/
  • stoodle http://stoodle.ck12.org/
  • statistics /statistics/
  • spelling /spelling/
  • simulations http://interactives.ck12.org/simulations/?referrer=student&backurl=/student/
  • schools /schools/
  • probability /probability/
  • privacy https://www.ck12info.org/about//technology-2/privacy-policy/
  • press https://www.ck12info.org/about//press/
  • plixplay, learn, interact, xplore. http://interactives.ck12.org/plix/?referrer=student&backurl=/student/
  • plix http://interactives.ck12.org/plix/?referrer=student&backurl=/student/
  • pilot program https://www.ck12info.org/about//pilot-program/
  • physics /physics/
  • physical science /physical-science/
  • partners https://www.ck12info.org/about//partners/
  • our mission https://www.ck12info.org/about//mission/
  • new! use study guides to quickly review concepts. /study-guides/?referrer=student&backurl=/student/
  • my library /features#library
  • my groups /features#group
  • my dashboard /features#dashboard
  • meet the team https://www.ck12info.org/about//team/
  • measurement /measurement/
  • life science /life-science/
  • library /features#library
  • learn more /nojavascript/
  • join ck-12 for free /auth/signup/student?requestor=http%3a//www.ck12.org/&returnto=http%3a//www.ck12.org/
  • join /auth/signup/student?requestor=http%3a//www.ck12.org/&returnto=http%3a//www.ck12.org/
  • iphone/ipad https://itunes.apple.com/us/app/ck-12/id909343639?ls=1&mt=8
  • implementation guide https://www.ck12info.org/about//implementation-guide/
  • history /history/
  • here /nocookies/
  • help http://help.ck12.org
  • health /health/
  • groups /features#group
  • grade 1–5 /elementary-math/
  • get started /schools/
  • geometry /geometry/
  • flexmath http://flexmath.ck12.org/
  • explore now /cbse/
  • explore /cbse/
  • engineering /engineering/
  • earth science /earth-science/
  • donate https://www.ck12info.org/about//donate/?source=ck12_top_nav
  • dashboard /features#dashboard
  • contact us https://www.ck12info.org/about//contact-us/
  • community https://www.ck12info.org/about//ck12-community/
  • ck-12 usage map /map/
  • chrome webapp https://chrome.google.com/webstore/detail/ck-12/ilmbnmigihncgeckjgmkehcgkdeohkhl?hl=en-us
  • chemistry /chemistry/
  • careers https://www.ck12info.org/about//careers/
  • calculus /calculus/
  • cafe /forums/
  • braingenie™ http://braingenie.ck12.org/
  • blog /blog/
  • biology /biology/
  • attribution guide https://www.ck12info.org/about//attribution-guidelines/
  • astronomy /astronomy/
  • arithmetic /arithmetic/
  • android https://play.google.com/store/apps/details?id=org.ck12.app.practice
  • analysis /analysis/
  • all subjects /browse/
  • algebra /algebra/
  • adaptive practice /assessment/ui/browse/index.html?referrer=student&backurl=/student/

RESPONSE (www.ck12.org)

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  • Access-Control-Allow-Headers : Content-Type, *
  • Access-Control-Allow-Methods : GET, POST, PUT, DELETE, OPTIONS
  • Cache-Control : no-cache
  • Connection : close
  • Content-Length : 69340
  • Content-Type : text/html; charset=utf-8
  • Date : Mon, 29 Aug 2016 10:16:00 GMT
  • P3P : CP="ALL DSP COR CURa OUR IND ONL COM NAV INT CNT STA PRE"
  • Pragma : no-cache
  • Server : Apache/2.2.22 (Ubuntu)
  • Set-Cookie : flxweb_role=student; Max-Age=604800; Path=/; expires=Mon, 05-Sep-2016 10:16:00 GMT
  • Vary : User-Agent,Accept-Encoding

Meta Tags (www.ck12.org)

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  • application-name : ck-12 foundation
  • author : ck-12 foundation
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  • og:description : ck-12 foundation provides a library of free online textbooks, videos, exercises, flashcards, and real world applications for over 5000 concepts from arithmetic to history
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  • og:site_name : ck-12 foundation
  • og:url : http://www.ck12.org
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H TAGS (www.ck12.org)

  • h3 : english, math, more, science,
  • h4 : ck-12 overview,

CSS FILES (www.ck12.org)

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JAVASCRIPT FILES (www.ck12.org)

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