Testimonials

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

CK-12 Offers Resources Students Understand
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CK-12 Offers Resources Students Understand
CK-12 Groups: A Great Experience for Students and Parents
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CK-12 Groups: A Great Experience for Students and Parents
Using CK-12 PLIX and Interactives Creates More Participation in the Classroom
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Using CK-12 PLIX and Interactives Creates More Participation in the Classroom
How to Use CK-12 to Support Struggling Readers
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How to Use CK-12 to Support Struggling Readers
Save Hundreds of Pages Unneeded Textbooks with CK-12
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Save Hundreds of Pages Unneeded Textbooks with CK-12
School Districts Adapting to Electronic Textbooks with CK-12
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School Districts Adapting to Electronic Textbooks with CK-12

Comments from Educators

CK-12 has helped me by providing resources to support and reinforce lessons for my middle school students

Elaine H.

I have used articles on a variety of Science topics with students to enhance their understanding

Ela B.

As a teacher it provides a resource for my students they may not have thought about. I look forward to seeing what it has to offer.

Ed

wonderful resource for my homeschoolers

Easton

thanks my child is studing in 6th std .i want he knows all babic concept of math and science.thanks

Shobha K.

Ck12 has revolutionized the manner in which I teach. This magnificent educational asset has taken the text book out of the classroom and made learning accessible to students anywhere there is a internet connection

Michael R.

I am a first-year chemistry teacher in an under-funded charter school. Our books are almost 10 years old and our lab doesn't have a complete stock. While searching to remedy some of these challenges, I stumbled upon CK-12 which offers a solution to a semi-outdated text and no online option for students who have grown up in the technology age. Thank you for allowing me to add your site as a resource and have options for useful tools to teach my students. Your site helps to make me a better teacher.

Dr K

ck-12 is an amazing resource that provides up to date information that I can use to supplement our science textbooks. It also has leveled activities which helps when differentiating instruction. Keep up the great work!

Donna M.

ck-12 is an amazing resource that provides up to date information that I can use to supplement our science textbooks. It also has leveled activities which helps when differentiating instruction. Keep up the great work!

Donna M.

Thanks for the science and math content

Donna H.

Comments from Students

CK-12 helped me learn in detail each topic that I did on it...It helped me get good grades on tests!

Amritha

Ck-12 helped me understand things better

Amia H.

I passed my geometry exams and tests assessments because I used this! Happy anniversary:

Amonni D.

well it helped me about that assessment we were doing

Amaan M.

It helped me with my work

Alyssa T.

It helped me with my Science class very much.

Aidan

Helped me learn easier.

Ahliyah F

it helped me understand the cell theory

Adrina S.

It helped me do my homework

Aelin G.

it has helped me learn about science

Aedan