Testimonials

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

CK-12 Simulations Lead to Richer Learning Experiences
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CK-12 Simulations Lead to Richer Learning Experiences
CK-12 Simulations Connect Classroom with Real World Situations
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CK-12 Simulations Connect Classroom with Real World Situations
CK-12's Key Role in the #GoOpen Movement
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CK-12's Key Role in the #GoOpen Movement
With CK-12, Updating Content has Never Been Easier
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With CK-12, Updating Content has Never Been Easier
Why Mrs. P Loves to Use CK-12 in Her Classroom!
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Why Mrs. P Loves to Use CK-12 in Her Classroom!
Create and Collaborate with Fellow Teachers Using CK-12
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Create and Collaborate with Fellow Teachers Using CK-12
Student Engagement: Working Independently Using CK-12
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Student Engagement: Working Independently Using CK-12
Parents Love CK-12
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Parents Love CK-12
CK-12 Has Engaging and Interactive Content
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CK-12 Has Engaging and Interactive Content
CK-12 Content to Match the Right Level
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CK-12 Content to Match the Right Level
CK-12 is User-Friendly and Fits Each School's Style
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CK-12 is User-Friendly and Fits Each School's Style
Pick Up Where You Left Off with CK-12 FlexBooks®
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Pick Up Where You Left Off with CK-12 FlexBooks®

Comments from Educators

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Felicity

CK-12 has helped my students and I a great deal. First, I would to say my students who use it, love it and have also told me that they have learned how to use to their advantage for their other subjects. Secondly, I love it too. I like that it has great s

Felicia J.

Allow for my students to receive enrichment with the concepts of mathematics.

Fatima P.

school

Fatima

TEACHING CHEMISTRY

Fatih

Assistance with after school program

Farae

It brings new ideas and learning strategies to the table.

Faith W.

sience

Faith

Instructional texts for students to learn curriculum standards

F Woodall

Thanks for all the content assistance!

Eve S.

Comments from Students

this cite helps me learn science

Vivica F.

Ck-12 has helped me understand some of the things that are happening in my chemistry pre-ap class. Without Ck-12 I do not think that I would be doing well in class. Thank you and keep up the great work.

Vanessa R.

CK-12 has helped me learn and grow as a young teen.

Tyler G.

Ck-12 has been an amazing free educational site. I've learned so much from this site yet explored so little of it's content. Thank you Ck-12!

Tyler G.

CK-12 has helped me through biology when I didn't understand it, and it honestly helped me pass

Tyler F.

It has had helped me with my sience stuff in junior high thx

Tyler B.

It tells me ll about the subjects I love.

Tyler

it helped me study for my tests and get better grades.

Tyler

You have helped me with my work

Tyler

it has helped me by getting me the resources that i need for school.

Tye J.