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

Congratulations on your 10th anniversary

Freddie

Great resources

Fred

this website made reading easy to access

Francisco V.

I love ck 12

Focilia

with school

France R.

Excellent resource for students struggling with homework.

Flor

very helpful

Filden

By providing resources for discussion with my graduate students.

Fernando E.

The website is great and rich; wonderful resources. My students demand work from the platform and they love the adaptive practice and quizzes. Thank you.

Felix B.

I have used the lessons to help my ELL's, for introducing lessons, for tutoring, and for enriching my lessons. Thank you!!!

Fernanda S.

Comments from Students

Before I take a dissection test, I take the quizzes on here. Then when I take the test, my partner and I only miss one or two. So thank you for helping me get good grades.

Jessica

CK-12 has helped me understand my lessons better,and I feel myself grow when I use the resources you've provided! Thanks so much! :P

Jazmine B.

Happy 10th Anniversary love this website

Jesse

It helps me in Science Class.

Jazlyn

it has helped me alot with me in physical science

Jawanda E.

Ck 12 helped me find the correct facts for my 6th grade friction science project!!

Javier S.

It has helped me by making me understand more about my classes because it gives good detail and goes into depth about the topic or assignment.

Javier D.

it helped me with my area perimeter

Jamiyah

it helped me understand physics more.

James S.

CK-12 has helped me breeze through geometry in a private school which did not offer the class. The ability to do everything on my own gave my teacher the time he needed to teach his other classes and helped me earn my high school credit for when I advance

James R.