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
Help me a lot Thanks!!!!!
Yoselin
u helped me with my math promblems
Taishanna Davis
CK-12 helped me with science
Sawyer
They have provided the ability to learn more things in new ways.
Blake Godbold
hello you just helped me with my science project thank you
Raeden
it helped me get better at math and helped me raise my math grade from a 45 to a 89
Faruk
CK-12 has helped me by allowing me to learn more things every day. I think that CK-12 is the right site for me and i love this site.
Jonvion Bryant
you helped me with science grade
Faith
This is a very powerful tool to understand better the base of a lot of knowledge
Jorge R
Helped me learn stuff
Whopper Jr
it helped me how i can search anything i wanted to search and it was very easy to do unlike all the other pages i used
Biannca Bryant
CK-12 has gave me more knowledge about science.
Naomi F
This has helped me study for tests and has helped me in science class.
Haleigh Johnson
CK-12 helped me out in areas that some of my teachers do not explain as efficiently.
Ella
It has helped me with my math .
Natalia Keaton
you guys have helped me with learning new things
Betty
You guys helped me understand my material, Mostly Science, and helped me finish my tests with a fair amount of ease.
Idris Donovan Anderson
Learning new information.
Comments from Educators
ck 12 is the only app which i get that is fully free second thing i m a cbse board student and the books available on ck 12 have material that i cannot get even in best refrences avalaible in my city.............. i prepared foooooor classssss 10 board from i and achieved 10 cgpa
Akhil
ck-12 has helped me immensely regarding my preparation for the tasc ged. Thank you so much for this excellent educational website !
Kevin N.
I am a high school biology and chemistry teacher. I assign ck-12 as a resource for students who struggle with concepts. I love the Real Life articles. The students get to understand why science is important. Thank you
Laura S.
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 first used the CK12.org webpage in conjunction with traditional style biology ibook four years ago after going to a technology training. Now I have open sourced a regular biology Flexboook and an honors Flexbook for use by our entire school and embedded
Chris J.
Providing guided resources for teaching Earth Science. I class that I only recently began teaching was incredibly beneficial
Cassy B.
homeschool
Lindsay P.
i can make my students understand better, thanks
Amruth L.
I am home schooling my 15 year old son and have been having financial problems. If it were not for this web site, I would be struggling to provide him with proper resources to teach him. Thank you so much!
Lindy S.
Wonderful simulations to enhance student understanding AND they work on the student iPads!
Chauncey H.
You have flex books which have been a great tool for my students to read and watch videoclips on Ecology. I look forward to using your flex books on Evolution.
Janet G.
it helped me a lot. several lessons gave me ideas on how to attack and execute my lessons.
Gigi G.
Incorporate reading into my science classes.
Alexis S.
this website made reading easy to access
Francisco V.
CK-12 is an amazing resource to teach my students! I love that I can collage material and personalize material to suite each of my classes. Thank you for all that you've done and please keep up the great work!
Arpit
I have used the lessons to help my ELL's, for introducing lessons, for tutoring, and for enriching my lessons. Thank you!!!
Fernanda S.
TEACHING CHEMISTRY
Fatih
I am homeschooling my 8th grader for the last trimester. I am looking for things to make his education complete and fun.
Kristy D.