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
This website has helped me to develop a love of knowledge in a fun yet challenging manner.
Mateo
We do a lot of science work on this, and it is very helpful!
Olivia
It has helped me with my math skills so far, thank you!
Ralphel
it helps a lot with science and other things like that
Alanna
You helped me get through high school. Thank You
Verona
It let me watch better, more improved videos and i was veryyyyyyyyy, fun during these videos.
Nasiera Huff
I use this as a secondary program on my online school!!! i do like it alot keep up the work guys
Serenity C
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
Ck-12 has really helped me with understanding science, and in finishing my homework. Thank you Ck-12!!!
Daksh Kohar
CK-12 is a fantastic resource website that make learn way much more easier thank you and happy 10th anniversary
Abel I
It helped me learn everything in a fun way!!!!! I was also able to understand what they were trying to tell me!
Aime Ramos Delcomte
It boosted me through a lot of math stuff.
Eliott
it help my teacher because we use it in her classroom. I guess you guys helped with learning to. So congratulation.
Yvonne
you helped me with math and the periodic table
Dagon Evans
I LOVE CK12, always educating me in a fun and easy to understand style
Ola
CK12 has helped me pass my biology class because my teacher just uses the same questions as the ones on the quizzes
Payton Wilosn
Helped me prepare for my teacher certification math portion.
Tomeka Daugherty
CK-12 helped me because it can give me answers on any assignment to pass Biology class.
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