Testimonials

See the opinions of students and educators just like you. Select from the following to learn more.

It's Worth Transitioning from Traditional Textbooks to CK-12 FlexBooks®
X
It's Worth Transitioning from Traditional Textbooks to CK-12 FlexBooks®
CK-12 Digital FlexBooks® Allow You to Customize Curriculum
X
CK-12 Digital FlexBooks® Allow You to Customize Curriculum
CK-12 Helps Student Go Deeper with Learning
X
CK-12 Helps Student Go Deeper with Learning
CK-12's Flexibility and Accessibility
X
CK-12's Flexibility and Accessibility
The Impact of CK-12 Simulations is Huge
X
The Impact of CK-12 Simulations is Huge
CK-12's Mission Drove EPISD to Share Materials with Others
X
CK-12's Mission Drove EPISD to Share Materials with Others
The Innovation of CK-12
X
The Innovation of CK-12
It's "Very Easy" to Create CK-12 FlexBooks®
X
It's "Very Easy" to Create CK-12 FlexBooks®
CK-12 Keeps Lesson Planning Process On-Track
X
CK-12 Keeps Lesson Planning Process On-Track
CK-12 Makes Differentiated Learning Come to Life
X
CK-12 Makes Differentiated Learning Come to Life
Using CK-12's Platform to Deliver Instruction on Devices
X
Using CK-12's Platform to Deliver Instruction on Devices
Personalized Learning with CK-12
X
Personalized Learning with CK-12

Comments from Educators

This website was a great thing for us to us because it help us to do many of our assignments. The class and I really appreciate this website and what it has provided for us. My class and I have a new assignment to do and we use cK-12 because it makes us do different things on it to provide us and them with different information they need.

Billy S.

It is a extremely propitious and handy website.It helped me a lot for giving a finishing touch for my examination.

Bhawesh K.

I have improved the labs for my online physical science class.

Beth R.

You helped our classroom by supporting our lessons!!

Bethany H.

I have found CK-12 a helpful resource for enriching my high shcool biology classes.

Beth A.

Weekly quizzes and online practice. Also use the flexbook for practice for HW.

Berenice

Live saver! Ck-12 has been a wonderful resource for me since I am teaching a curriculum that I have not taught before. Great asset.

Belinda C.

With School and sceince

Basya V.

Hi! I have used Ck-12 to supplement the resources provided by my school district for years. Eventually, CK-12 became a resource that is recommended by my school district. Congrats and best wishes as you celebrate your 10th anniversary. Also, thank you!

BC

CK-12 has helped my students access current science content as we implement the Next Generation Science Standards.

Barbara W.

Comments from Students

ck-12 help me to improve a better grade and it help me on my skills on math i think this a phenomenal,amagazing and magnificent app that all teachers should use.C:

Grecia O.

It helped me learn.

Graham M.

It's really easy to use and kindof fun to use rather than other online education websites.

Gracie H.

It has helped me because sometimes I don't get my teacher and then I go and search websites that will help me and then my teacher told me to use ck-12 and that's what helped me and she puts she puts assignments on ck-12 for the whole class and sometimes she puts science assignments.

Gracia

Science has always been a harder subject for me, but ck-12 has super helpful and interesting information that is easily comprehended and fun to read. Thanks, and happy birthday!

Grace S.

It helped me do science.

Grace P.

hi ck-12! i really love studying with ck-12

Grace

I'm just getting started, but from what I already know this program makes education easier and faster. Also, it helps when it comes to management of time education.

Glorious H.

I personally like the idea of flash cards and execises, this are very excellent when it comes to learners revision

Gaurav K.

It helped with all the facts.

Giovanni W.