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
CK-12 has helped me learn more science than I originally anticipated. Thank you!
Adam Tatti
Thanks for all the help with homework!!!!
Lainey Shio
CK-12 helped me past my testes and makes me want to learn more.
Camrin Arman Scott
It helped me with science and math thank you!
Dalton
hello you just helped me with my science project thank you
Raeden
it has helped me alot with math and it is a good way to learn
Aj W
CK-12 has provide me with numerous resources ranging from interactive videos to simple reading materials for my teachers and students. These items and your company gives public education some highly important resources.
Willie Woodard
I love this site
Latonya Herbert
It has helped me with my math .
Natalia Keaton
It has made me understand science more! Thanks.
Wilber Alexander Flores
CK12 has helped me a lot with learning about things that I never knew. This includes about Science.
Takyia Lacy
I had a rough time with chemistry but this helped
Rachael
ck12 hepled me get better grades so far and helped and teached me alot of things i didnt know
Sami Jones
Ck12 has helped me do what my teacher assigned.
Laurel
i dont know but it has helped me learn somewhat in science...
Paulina
You are very helpful.
Akiya Sharp
You helped me to learn more in science!! Thankyou :D
Hailie
it has helped me understand the things that i didn't ask my teacher
Comments from Educators
Awesome resource!!! Keep it free!! Keep up the excellent work!!
Christopher S.
it helped me on a lot of stuff
Christianna
I have used cK-12 to help teach and plan lessons for my students.
John A.
My class has learned so much from ck 12, its easy, resourceful, and all in one place. Thank you so much!
Alex J.
I have used articles on a variety of Science topics with students to enhance their understanding
Ela B.
free books!!!
Lauryn C.
CK-12 is off thee chart! I love using this tool in my chemistry classroom because it brings in a variety of perspectives and does progressive testing. A great tool for getting them ready for what NGSS is bringing down the pipeline.
Kelly M.
CK-12 is an amazing site to use to help students understand topics better, and it has helped me through my earth space honors class. Thanks so much!
Dalila Z.
I am just starting to use Ck-12, so far it seems like a great resource for homeschooling my daughters.
Margaret B.
Thankyou thankyou thankyou very much for providing these resources for free. ck-12.org is very great resource for students it is very helpful in schools and out of schools for self study.
Biswajit A.
CK-12 IS AMAZING! It deepened my child's knowledge and understanding involving geology, health, and much more! Thanks a bunch for always being there for my child when he most needed it.
Jewel
Help my students learn in their Science class.
John B.
I can teach my kids a variety of subjects and topics. There is a lot of amazing material to help my kids in school.
Daniela
I love your online book and resources! I have been using your online book with my middle school students for 3 years and I love it. Thank you for providing excellent materials for us.
Connie Jo E.
it has helped me to attain my bsc
Garvin 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.
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
Love the ability to customize lessons!
dabourd