Shonna Crisden

Shonna Crisden




Biography

Shonna Crisden Robinson has a B.S. in Chemistry and Japanese and an M.S. in Secondary Education. She has taught Eighth Grade Physical Science, Seventh Grade Mathematics, College Chemistry for Nurses, Basic College Mathematics, and High School Chemistry, Earth Science, Physics and Biology.  Shonna has written, edited, and reviewed a variety of educational materials including chemistry and physics problem manuals, standardized test preparation materials, web-based mathematics lessons and instructor’s guides, and Physical Science Teacher’s Editions.
Help: Frequently Asked Questions
 

Using the CK-12 website

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  • When you registered on CK-12's FlexBook® website, we sent an email to the address you gave us. You may activate your account easily by clicking on the link provided in the email. Once your email address is verified, you should then be able to sign in using the user id and password you created.

  • If you can't find the email we sent you, please check your spam or junk folder.

  • If you continue to have problems, please send an e-mail to support@ck12.org.

  • Sign in to your account and click "View Profile" in the top right hand corner of the web page. Make the changes and click "Save Changes" when you are finished.

  • If enabling JavaScript doesn't solve the problem, please send an e-mail to support@ck12.org and we will help you troubleshoot.
  • We recommend that you use one of the following browsers with a minimum resolution of 1024 x 768. You need to enable JavaScript for any browser. For instructions on how to do this please click here (http://www.ck12.org/flexbook/nojavascript/) :
    • Firefox 3.x and above
    • Internet Explorer 7.x and above
    • Safari 3.x and above
    • Chrome
  • The following browsers have not been tested with our FlexBook® system:
    • Opera
  • If you use Opera, or another browser, we would be interested to know about your experience. Please email: support@ck12.org.
  • While we hope you will never want to delete your CK-12 FlexBook® account, you may do so by following these steps:
    1. Send a request to CK-12 directly at support@ck12.org and ask for your account to be deleted. Please provide your username and associated email address, and let us know why you wish to delete your account.
    2. Wait to get an email response from CK-12 confirming that your account has been permanently deleted. This may take a few days.
    3. Try to sign in to your account once you have gotten an email from CK-12 confirming your account has been deleted. If you're unable to sign in and don't get a message asking you to reactivate your account, your FlexBooks account has been permanently deleted.
  • Please email support@ck12.org. Our Customer Care team strives to respond to every question within 24 hours of receipt. If your issue is urgent, please indicate so in your email. If you requested a teacher's edition, those are sent in batches, 1-2 time a week and we ask for your patience. Our team is here Monday through Friday, 9 am - 5 pm pacific hours, except major US holidays.
We are incredibly grateful to the community for helping us make our textbooks the best they can be. Please report errors to support@ck12.org and include the following:
  1. Complete book title
  2. Chapter and section where error may be found (please note, sometimes our pagination may be different)
  3. List any landmarks where error may be found (eg: "it is just under the bar chart")
  4. Text of error in question and suggested remedy

Questions about the FlexBook ® system

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  • CK-12's FlexBook® textbooks are open-source digital textbooks that are:

    • Free
    • Fully customizable
    • The current FlexBook® library primarily contains titles in science , technology, engineering, and mathematics. Users may read, download, and adapt CK-12's textbooks at no cost.

Yes, you may share a textbook with students and colleagues, or donate a book to CK-12's public repository. To donate a textbook to the CK-12 public repository, please email: support@ck12.org (more details on this later in Sect. 3).

To share a textbook, follow one of the three methods below:

  • The best way to share a "Read Only" version of your customized CK-12 textbook:

    • Save the book in your Library

    • Send the book from your Library to the Print Center

    • The Print Center will process the book, and generate two shareable links:

      • A PDF link (best used for print copies, or for folks with no internet connection)

      • And an HTML link (best used for viewing videos, animations etc.)

    • Copy and paste these links into your LMS, email, blog, etc. and provide the links to your students and colleagues.

  • To share a "Read Only" textbook from CK-12's public repository:

    • Click on the book cover of the published book you wish to share. Click on the "Share" icon (it looks like this):

Share it with colleagues via email, Facebook, Twitter, Linked In, Blogger and more. Users can read the book as is, or download and edit the book in their own CK-12 account. Please note: one may only share "public" books this way.

Users can also simply go to www.ck12.org, and download a PDF version of any student edition published in our public library.

  • To share your "Editable" textbook with others:

    • You have to publish it to CK-12's public repository first.

From your library, click the book title you wish to make public and open it. Click the pencil icon near the book jacket icon, to "Edit FlexBook." To the right, under "Add Details" you will see a box labeled "Make Public." Check that box! A form will appear. Please complete the form, and "Submit". Be sure to save your text ("Save in Library" or "Save as New").

Our management team is then alerted that you wish to make your book public and your book's content will be reviewed. Once it is approved to be made public, the book is added to our public library.

Second, download this newly published book, get its link, and share this link with others who may wish to use your material, and build upon it.

Please note: Anyone may view a read-only PDF version of your book (they do not need to have a CK-12 account). However, those users who wish to edit your public textbook, using the link you provided to them, may only do so while logged into their own account on the FlexBook® system.
  • First, create your free account at www.ck12.org.

  • Click "Sign Up" and complete the form. We will send an email to confirm your email address. Once you reply to that, your account should be active and ready to go.

  • To create a FlexBook® textbook, "Browse" or "Search" our content. When you find a resource of interest, click the "+" sign and add the book or the chapter to your "FlexBook Shelf" in your Library.

  • "Save" the collection of materials.

  • Once saved, you can continue to search and add resources to your book, you can "print" it in the Print Center, or you can begin editing the new book you have just created.

  • Well, this depends on you, the size of the book you are creating, and if this will be an original work, an edited version of our content, or a combination.

  • If you plan to use our books as-is, it can take as little as 10 minutes to assemble the material you've chosen, send your book to the Print Center, and view (and share) it online.

  • Some folks choose to edit a textbook over the course of a semester, or develop a new text over the course of a year, so they may customize it to their students' needs.

  • Yes! There is no charge to use our websites, our online tools, or our textbooks. Simply register for a free account and begin learning! CK-12 Foundation is supported by the Amar Foundation, and the generosity of Vinod and Neeru Khosla.

  • Maybe. It depends how you want to use CK-12's flexible system.

  • Students do need an internet connection to access a book online, to create a book online, and to share a book online. They may also view a live HTML version.

  • Students do not need an internet connection to view a PDF copy of the book on a computer or ePub compatible device. Students can save a PDF version of a textbook to their computer via DVD or thumb drive and no internet connection would be required for this.

  • No connection is needed to view a paper copy of the textbook.

  • No connection is needed if a teacher projects a digital version on the classroom wall .

  • Yes, you can print your textbook or handouts (in whole or in part) on your own printer, at school, or at a print vendor (eg: Kinko's).

  • There are currently several Print on Demand (POD) vendors like QOOP, Lulu, and Blurb which you can use to print your textbook. These vendors have different pricing structures based on the number of books you purchase, binding options, and whether you choose color or black and white.

  • Maybe.  We do permit for reimbursement of nominal printing charges in order to make a hard copy of a text available to a student.  However, selling a CK-12 textbook for profit is a violation of our Creative Commons license (See: http://creativecommons.org/licenses/by-nc-sa/3.0/). CK-12 does not reimburse for the cost of printing, however a teacher may seek reimbursement from the student following these steps below:

  • You may make a hard copy available to a student and recoup the cost of printing the book, as long as your student knows :

    • they may obtain a free version of the book online (on the CK-12 website),

    • the copying costs are nominal

    • the book is used for educational purposes

    • there is no profit motivation

    • the book will be used in accordance with the other provisions of our license.

  • For example, a learning institution or individual may print a small amount of copies (less than 1000 copies), in order to distribute to their students.  We extend this courtesy to our users and our only requirement is this:  Please email support@ck12.org and advise us of the following: 

    -Who are you? 
    -What learning institution do you represent? 
    -How may we contact you, if needed? 
    -How many copies do you wish to print, of which book?
    -How will the material be used? 
    -What price do you intend to charge for these books?

  • CK-12's FlexBook® system allows you to create free, high-quality, and fully customizable textbooks.

  • You can view the book online or print a book, in whole or in part.

  • You can read and annotate a FlexBook® textbook on an iPad, Kindle, or other ePub-compatible device.

  • You can use our content in whole or in part.

  • You can write a book from scratch.

  • You can edit our books, build upon them, share them, and print them. They are aligned with US, California, and Common Core textbook standards, and since our textbooks are digital, we can easily update them, unlike a traditional textbook. Click here to learn more about state standards (http://www.ck12.org/about/standards).

  • You can add or delete images, videos, graphics, web links and animations (either your own, or from the web) to enrich the reader's experience.

  • You can assemble your own custom book by gathering chapters from several of our textbooks into one place. Then add your own material if you like.

  • You can share published titles via Facebook and Twitter.

  • You can share all titles via PDF and HTML links (each has different attributes which serve different purposes).

  • You can carry your textbook in your pocket--on a flash drive, hard drive, or DVD (no need to lug a big heavy book anymore).

  • Yes! Any reader/device that supports annotation will support annotation in your CK-12 FlexBook® textbook.

Not yet. We are working diligently to prepare our books for upload to your ePub-compatible device (like iPad, Nook, and others). Please see our homepage for a list of titles available today in ePub format.

Kindle by Amazon has it's own format and we are working with Amazon too, to add more books to their online store each year. Our books on Amazon are also free.

  • Yes! There are several ways to add web-based images, multimedia, and links to other materials, assuming our licenses are compatible (See: http://creativecommons.org/licenses/by-nc-sa/3.0/).This means, if the source of the content you wish to add to your textbook allows for you to use their content on our site, or link to their content, then you may do so. If they prohibit it, then you may not.

  • You can easily embed images from the web (or your computer) into your CK-12 FlexBook® textbook by using the "insert/edit image" icon in the chapter editor. We currently support jpeg, png, gif, and bmp files. Click here to see our brief "embed images" tutorial video (http://www.ck12.org/about/vid-images).

  • You can further enrich your book by embedding multimedia (flash animation, video, java applet) into your textbook by using the "insert/edit media" icon in the chapter editor. Please see this brief tutorial on embedding videos and other media (http://www.ck12.org/about/vid-multimedia).

  • You may insert links to external sites in your CK-12 textbook by using the "insert/edit links" icon in the chapter editor. To do so, highlight the text which is relevant to the link you want to connect to. Once highlighted, click the "insert/edit links" icon and complete the information in the text box. Please see this brief tutorial video on "linking to external sites" for more information (http://www.ck12.org/about/vid-links).

A user may view our content on our website using the following web browsers:
  • Firefox
  • Chrome
  • Internet Explorer
  • And Opera ( If you use Opera, please email support@ck12.org about your exprience)
All of our files are available in pdf and html format. Many of our files are available in MOBI and ePub formats which enables a user to view our content on their computer, smartphone, or tablet device ( iPad, NOOK, Kindle, Android).
A user may save a pdf a file to a thumb drive or DVD  and carry the content with them.

There are two examples on our homepage of organizations saving money by using CK-12 textbooks. You may read about the Anoka-Hennepin School District case study at this link: http://www.ck12.org/about/anoka-hennepin-case-study. This school district was able to save 5k out of a 0k textbook budget by developing a custom text on the CK-12 system.


The next example is the Utah Open Textbook Project where educators found they could save over 50% in costs using the CK-12 FlexBook® system, see link to the case study: http://utahopentextbooks.org/.

Hey, what about the Content?

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  • The CK-12 FlexBook® library currently includes STEM (science, technology, education, and mathematics) curriculum for grades 6-12. Additionally, there are SAT Preparation materials, English books, and more! The library is growing all the time. We have plans to develop many more resources, and one day will offer a comprehensive curriculum for grades K-12.

  • We operate three educational websites:
    1. www.ck12.org - which hosts our online textbooks, and the FlexBook® system for creating textbooks
    2. www.ineedapencil.com - website where students may practice and prepare for the SAT exam
    3. www.flexmath.com -  website that provides a complete Algebra I curriculum and lesson plans, as well as drills to help students review core math skills


  • Our public repository currently contains over 75 textbooks with many more on the way. Right now, our seeded library is almost exclusively focused on STEM material for middle-school and high-school students. But we expect this library to grow -- and ultimately encompass all subjects for K-12 -- as teachers and authors create books and donate them to the CK-12 public library.

  • Our users have created over 11,000 FlexBook® textbooks to date and more are created each day!

  • The quality of our seeded FlexBook® textbooks is very high. Our public repository contains materials which have been developed in step with national, state, and Common Core standards, when possible. All of our seeded textbooks are reviewed by subject-matter experts to ensure they adhere to those standards. Click here to see how our books align to various standards (http://www.ck12.org/about/standards).

  • Yes! In general, practice exercises appear in most of our core Student Editions following the lesson.

  • We also have quizzes and tests in separate assessment component for some of the books (they are available by request). Please complete this form to request teacher editions (http://www.ck12.org/flexbook/signin/?next=/flexbook/request/).

  • The CK-12 FlexBook® textbooks are written by K-12 subject-matter experts and teachers. We make sure that all of our seeded materials conform to national, state, and Common Core K-12 standards and guidelines, when possible. In addition, all of our books are edited and reviewed by K-12 practitioners who write or teach in the subject.

  • All of the FlexBook® textbook materials, except as otherwise noted, are governed by the Creative Commons Attribution/Non-Commercial/Share Alike 3.0 (CC-BY-NC-SA) License (See http://creativecommons.org/licenses/by-nc-sa/3.0/). This is not a standard copyright. Rather, it is a license that allows users to distribute, share, and adapt our open-source material. Users may not use this work for commercial purposes. They may transmit our FlexBook® textbooks under the following conditions:

    • Attribution: When you customize FlexBook® textbook materials, you must attribute the work to the author.

    • Noncommercial: You may not use this work for commercial purposes.

    • Share Alike: If you alter, transform, or build upon this work, you may distribute the resulting work only under the same, similar or a compatible license.

  • For any reuse or distribution you must make clear to others the license terms of this work. The best way to do this is with a link to the Creative Commons webpage (http://creativecommons.org/licenses/by-nc-sa/3.0/).

  • Since all of our material is governed by the CC-BY-NC-SA license, inclusion of traditionally copyrighted materials is not permissible, without the express permission of that material's copyright holder. It is the user's responsibility to ensure that content added to a FlexBook® textbook is available under a license compatible with CC-BY-NC-SA, or is the user's original work. All of the CK-12 content and Wiki sources are licensed in similar ways to allow for sharing and derivations.

  • All of the materials on the site fall under the CC-BY-NC-SA license. This means that all of the books, including the FlexBook® textbook you create, are freely available for use and adaptation by anyone using the site.

  • If you are editing/adapting a textbook seeded by CK-12, then the authors we contracted to write the book remain the "authors" in the attribution, and you would become the "contributor". If you write the bulk of the textbook, and our seeded material is only a small portion of that content or none at all, then you are the "author" and the original author becomes the "contributor". Please email support@ck12.org for clarification if needed.

  • Below are examples of how to attribute materials with specific hyperlinks

  • For chapters:

  • For books:

  • Example: CK-12 Biology I book

    • CK-12 Foundation, Barabara Akre, Jean Brainard, Niamh Gray-Wilson, Douglas Wilson

  • To use an image from a FlexBook® textbook, please first check the source and license information for that particular image. If the source is listed as CK-12 Foundation, you have permission to use the image under the CC-BY-NC-SA license. Details about your CC-BY-NC-SA license can be found here (http://creativecommons.org/licenses/by-nc-sa/3.0/).

  • In these cases, we are a licensee of the image, and have been granted the use of the image either under CC-BY-NC-SA, or some other stated license. You should be able to use the image under the same license terms, or you might have to contact the original copyright holder of the image, by visiting the source url listed, to get permission to use the image.

  • Hundreds of schools across the Unites States and globally, both public and private, have implemented CK-12 FlexBook® textbooks in their curriculum.

  • CK-12 aims to be a comprehensive source of teaching materials for grades K-12. We are currently focused on middle school and high school STEM subject material, and hope to add K-5 materials in the future.

  • CK-12's textbooks are focused on teaching materials for Kindergarten through 12th grade. Our books conform to state, national and Common Core standards for K-12 textbooks, when available. We also offer materials such as Lesson Objectives, Vocabulary, and Q&A -- similar to the ancillary materials found in traditional textbooks.

We will continue to add relevant, free, and high-quality sources.

  • No. The CK-12 FlexBook® system is not an open-source project.

  • This is currently not part of CK-12's goal. Our textbooks and other materials are copyright-free and unless publishers change the licensing of their materials, it won't be feasible to incorporate their material into our site.

  • CK-12 is pioneering the next generation textbook. We offer an alternative to the expensive, heavy, obsolete traditional textbook. Our content is fully flexible. It is high-quality, and may be delivered in many formats including PDF, online books, ePub, and HTML.

  • This depends on you. You may print a book in part or in whole. Our site creates a PDF file of the FlexBook® textbook (either the textbook we developed, or the one you created/edited). Your printing costs will depend on how you choose to print the PDF file: at home, at school, or at a print shop, in black and white or in color, with or without binding and covers. One of the lowest cost options is to print what you want in black and white, on three-hole punch paper, and put it in a binder.

  • You do not have to print the book and may view it entirely online. Our site will host your book online and you can simply view it using your web browser. You may also save it as a PDF and view it on your computer without internet access.

  • Today, you may print a FlexBook® textbook on your personal printer at home, school, or print shop.

  • Please email you materials to support@ck12.org.
    • Your work must be original or not bound by anyother copyright.
    • You will be required to sign our donation letter.

We are specifically interested in STEM-based, standards-aligned material for the K-12 grade level. As with all of our materials, you must agree to ascribe to a CC-BY-NC-SA license for your textbook. In addition, our editors will review your work for quality benchmarks before we add it to our public repository.

Who is CK-12?

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  • CK-12 Foundation is a non-profit with a mission... produce free & open source K-12 materials aligned to state curriculum standards customized for students and/or teachers' needs. Using an open-content, web-based collaborative system termed "FlexBook", CK-12 intends to pioneer the next generation and distribution of high-quality educational materials to be used both as core textbooks and as the basis for customized materials.
  • To learn more about our organization, visit http://www.ck12.org/about/
  • CK-12 Foundation's goal is to provide high-quality education materials to all, so that everyone has an opportunity to learn.
  • CK-12's websites and textbooks are available free of charge. You can view them online with your browser, or use them with a PDF reader. If you choose to print a FlexBook ® textbook, you simply pay the printing costs.
  • CK-12 is generously funded by the  Amar Foundation, and by Vinod and Neeru Khosla, who have a profound belief that everyone deserves the opportunity to learn.
  • CK-12's textbooks are unique in that we aim to provide a comprehiensive K-12 online curriculum that conforms to curriculum standards. We currently develop content for science, technology, egineering, and math (STEM) textbooks. Our FlexBook ® system is the only free web-based application for adapting open-source material and creating customized textbooks.
  • Anyone can use this site; there are no limitations on who may access our services and materials.
  • There are already other open-source higher education programs like Connexions, Sophia, and Merlot, but currently not enough focus on K-12. CK-12 intends to fill that gap.