Testimonials

See the opinions of students and educators just like you. Select from the following to learn more.

Worry-Free Content Curation with CK-12
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Worry-Free Content Curation with CK-12
CK-12 Offers Material Unavailable By Traditional Publishers
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CK-12 Offers Material Unavailable By Traditional Publishers
Starting with a CK-12 FlexBook® and Curating as You Go
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Starting with a CK-12 FlexBook® and Curating as You Go
Students Rely on CK-12 Flexbooks®
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Students Rely on CK-12 Flexbooks®
Worry-Free Content Curation with CK-12
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Worry-Free Content Curation with CK-12
It's Easy for Students to Search CK-12 FlexBooks®
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It's Easy for Students to Search CK-12 FlexBooks®
Embedding Videos in CK-12 to Enhance Student Understanding
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Embedding Videos in CK-12 to Enhance Student Understanding
Updating FlexBook® for Personalized Learning
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Updating FlexBook® for Personalized Learning
OER Publishing and Sharing on CK-12
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OER Publishing and Sharing on CK-12
The Awesome Ability to Update CK-12 FlexBooks®
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The Awesome Ability to Update CK-12 FlexBooks®
CK-12's FlexBooks® are Easy To Use
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CK-12's FlexBooks® are Easy To Use
Using CK-12 in a Large School District
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Using CK-12 in a Large School District

Comments from Educators

I'm a first year teacher in an impoverished school district. Having virtual tools is the best way to close the achievement gap between my district and well-funded schools. Thank you!

Barbara F.

Providing lesson resources.

Brittany S.

Amazing books for my students at no cost. Thanks!

Aurora

plan lessons

Artemis B.

CK-12 is an amazing resource to teach my students! I love that I can collage material and personalize material to suite each of my classes. Thank you for all that you've done and please keep up the great work!

Arpit

very good after all it is a helpful site to use.

Arianna B.

CK helps me on my practice teaching experiences

Ariane

Ck-12 has really helped me pass my praxis test and it helps me daily with my classroom teaching my students to expand their mind.

April R.

I am an italian teacher of chemistry. I like my work and new teaching strategies. Often some of my students can speak English better than italian and as I know how much important english is, I invite them to keep an english lecture on a particular topic for the whole class, including me. Your videos, tests and documents are really helpfull in this! Thank you very much

Antonietta

CK-12 is an excellent resource for teachers and students. It has been very helpful in providing intervention & remediation for my students.

Antoinette C.

Comments from Students

I am a Science Olympiad coach for Anatomy and Physiology at a middle school. This is our first year as a team, so I have spent hours searching for materials. Your site offers just what we need.

Kippi F.

kindly email a lesson plan for Angles forms by intersecting secants.

Kimberlee

Finding material for my chemistry students, and also creating my own online text.

Kim W.

I use Ck-12 to find resources for my high school Significant Support Needs class.

Kim C.

CK-12 has revolutionized they way I work with students. I am most especially grateful because it allows me to work with students who are distance learners.

Kim

This program help my students show growth on computer test.

Kevin W.

CK-12 has been a life saver. As a homeschool mom with multiple children on a very limited budget, any free resources that I can utilize means so much to me. The great thing about CK-12 is not just the free aspect but the quality is just as important as well! Thank you to everyone involved with CK-12!

Kia B.

ck-12 has helped me immensely regarding my preparation for the tasc ged. Thank you so much for this excellent educational website !

Kevin N.

I want to prepare my students to take and score high on standardize tests.

Kent T.

Its fantastically helpful. My students LOVE ITTT!!!!!

Kent R.