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
it has helped me alot during class. it was better than a book to learn out of.
Serenity W
Ck-12 helped me understand cell structure.
Mattea
nesecito que me ayuden con una tarea de geometria
Yuleni Meisa
It's a great way to learn about science and other subjects. It has great projects and it's probably my favorite thing to do in Science.
Aaron Dickerson
CK-12 has helped me by finding anything that needed for me to succeed in school.
Toma
It has helped me to be able to learn about what we have done in Chemistry, and tests me on what I know.
Dana Mcswain
it helped me in my science class
Ja'Crispy
this has helped me throughout my science grade. SO THANK YOU!!!!!!!
Careena
CK-12 has helped me in mny ways. I use it as a workbook in class, and a study tool at home. THANK YOU CK-12
Rachael Z
It helps me get my science done
Ivory Ray
I am a home schooled student and ck-12 is one of my favorite online resources. I can't wait to see what the next ten years holds for ck-12. Keep up the good work. Thank you.
Kaitlyn
It really helps me get all my glass work done SO THANKS a lot and happy 10 ANNIVERSARY!!!!!!!!!!!!!!!!!!!!!!!!!!!
Dalton A
Helped me learn
Aidan
CK-12 has helped me learn the important facts about things I didin't know. It is a great online source to help out with questions you arent sure about.
Pauline
i am home schooled and ck 12 has really helped me with my studies
Kaitlyn M
It helped me study for my science mid term exam.Thanks to ck12 I have got a full 100 on my science mid-term! Thank you ck12!
Vinnie
I love this thing so much because it helps me to study for my upcoming quizes
Bianca Rivera
It helped me understand the cell theory
Comments from Educators
It has help students grasp concepts via video and plix shown by increased test scores on weekly exams and it has help me save time gathering these resources.
Iris H.
I have been able to use CK12 to allow my homeschooled student to explore and expand on concepts we have studied in greater depth.
Donna A.
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.
My search for free online study materials,concept teaching videos and acquiring extra knowledge and concept quizzes ended after signing up at CK-12.Its really great work that CK-12 is doing,helping knowledge victims free of cost.
Ankit R.
ck-12 has helped me immensely regarding my preparation for the tasc ged. Thank you so much for this excellent educational website !
Kevin N.
There have been available lessons that have helped my students have a better understanding of the material.
D. Ferrell
cK-12 is a wonderful resource. I am a middle grades science teacher and have enjoyed this resource on a weekly basis.
Jennifer R.
ck12 has helped me by teaching me new things in algebra and learning more and more about daily math life
Christian D.
Great science content! Lots of resources; video, text, quizzes. Love the connectivity to Edmodo. Very helpful!
Christiana D.
Excellent exercises and resources! Congratulations!
Cielo
I use it with special education students to find articles at lower reading levels. I also post links to articles on google classroom for students to read to reinforce their learning from class.
Jessica D.
with my son's science project
Marianne
CK-12 really helped me last year teaching 7th grade social studies. The content, which was broken down by standard, helped me and my students get a better understanding of the material.
Layne B.
I would like to have access to the webinar to use some of the 3-5 resources. I liked the tremendous amount of activities I can use with my fourth grade class.
Denise H.
Well, im a teacher and a instructor in Mexico, and my students use this pages too much
Julio R.
This website has awesome material to help my students to understand the world around them.
Cynthia
CK12 works well with our 1-1 ipad program in our middle school. Students carry their work and flex books around in one small device! Yea, for saving their little spinal cords!
Kristin D.
CK-12 has been an awesome resource! It provided much needed Biology resources for my daughter when she was a freshman.
Gladys