Testimonials
See the opinions of students and educators just like you. Select from the following to learn more.
Why Students Love CK-12!
Take a look at what these students have to say about CK-12!
Wonderfull! like that it’s really to the point and precise. There’s lots of pictures and diagrams that are helpful when you are trying to learn.
My teacher made these textbooks, and it has everything that we need for this specific class.
It’s really accessible so it’s easy for the whole class to get on and we just go!
We use it every day because there’s something new that our teacher wants us to look at!
My CK-12 book is really nice because it has all of the information I need in it. Instead of hunting for all of the words and questions I have, it’s all there right in order
Comments from Students
Made me smarter
Jordyn Horne
Hello,CK-12! As a non-native English speaker,I have been reading CK-12 textbooks for learning not only STEM but also English. I really appreciate your hard work to provide such a good learning platform for so long. Wish you all happiness,health and prosper
Weilai
it has helped me understand the complexity of science and break it down for me to comprehend it a whole lot better.
Ivorie Snow
CK-12 has helped me by giving me easy access to textbooks I need for my school work.
Faith Brandt
Very helpful gave me a lot of information that i need in my study
Wiam Alqaderi
It is a great web for kids
Tram
You have helped me become a better student.
Kaitlyn D
Helped me in social studies.
Paul Trumpore
I want to thank you guys for everything you guys have done. You make things easy to access and have offered many helpful things within my classes.
Adam Bradley
It has helped me learn science. In science class we always use this site. My teacher loves this site. Thanks for everything.
Jordan
Ck-12 helps me in science because, they use this website for teaching us. Its working!!!!
Not Telling
i dont know but it has helped me learn somewhat in science...
Paulina
CK has helped me a lot with my journey in knowledge
Aiden Hatfield
it helps me in doing my homeworks and searching for the things that makes me curious
Nur Logan
It really helps advance learning and knowledge for senior high school
Normalina
It has helped me learn my 2 worst subject and it is now one of my favorite subjects all because of cK-12
Quinn Ames
CK12 has helped me through many tough times. It's all because of ck12 that I could get back on track in maths class and I could get a perfect score. It has been immensely helpful. Thank you so much.
Taiba Abid
it helped me in my science class
Comments from Educators
It has been a great resource to use. I believe it benefits my students more than me, but it is certainly been a useful tool-resource.
Jim K.
ck12 has help me by making me study even harder i am really excited that i am using ck12 and i would give you all a congradulations your 10th anniversary you did work hard for this
Gabriela C.
I use CK12 all the time in my science classes! It is a great summary of all the content, its in one location, and has all the media extras that keep students engaged. They really prefer CK12 to old school textbook assignments. I am teaching a marine scien
Kelli H.
Provides plenty of well structured lessons
Janet
I use ck-12 in my classroom. The school does not provide textbooks for the students, so I use the textbooks from ck-12.org for all of my classes except for AP Physics.
Cynthia B.
I'm a new teacher in an under-funded rural school district. I needed something to help me find quality materials for my classes. CK-12 literally saved me my first year. I will always be grateful for ck-12.
Gage O.
It's helping my classroom with our space facts....
Dathian T.
Hello guys. Very Good Job, Happy 10th Anniversary
Izzy F.
It has helped me support my students with on so many levels.
Jason P.
money
Freedom D.
I was asked to teach a high school physics class at a homeschool coop. It's been a great many years since I had physics in college. cK-12 helped me re-learn physics for myself, and it gave me ideas for what to teach. My students and I especially apprec
Linda M.
Thank you for helping me home school.
Anel
This resource has been invaluable to me. I can use it for remediation and acceleration. Thank you.
Louise P.
video tutorials for lesson plans!
Macie M.
I am a special education teacher, I use information to help kids understand concepts in the biology class.
Jason V.
Amazing resources for my 5th grade class! Grateful for it!
Jennifer S.
CK helps me on my practice teaching experiences
Ariane
I have used ck-12 science as my children's home school science curriculum for the past 2 years.
Cornella J.