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

Comments from Educators

I'm just starting to use it. It looks agreat resource for me especially being a new teacher.

Abdirashid A.

Comments from Students

CK-12 makes science so much more accessible. We use it in school all the time, and it never fails to clarify anything that I don't quite understand. Thank you and happy anniversary, CK-12!

Hannah

it has helped me pass science tests

Hallie

It has helped me pass my physics class and it teaches me a lot and prepares me for my tests.

Hamza Q.

CK-12 has been helping get through my Geometry class with no problems what so ever. Thank you CK-12!

Hall

u helped me learn a lot thanks

Haley M.

U helped me on my worksheets.

Haley H.

ck-12 has made my grades better and me more knowledgeable. It has been a BIG help in school!It also let me communicate with people who knew about what i learned on ck-12 as well! I think everybody should give ck-12 a try!

Guy S.

It has helped me so much, I get my work done

Haley

Thanks, CK-12 has been really helpful

Gwen

It helped me with math and helped me understand algebra more

Guadalupe