Testimonials

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

CK-12 Offers Resources Students Understand
X
CK-12 Offers Resources Students Understand
CK-12 Groups: A Great Experience for Students and Parents
X
CK-12 Groups: A Great Experience for Students and Parents
Using CK-12 PLIX and Interactives Creates More Participation in the Classroom
X
Using CK-12 PLIX and Interactives Creates More Participation in the Classroom
How to Use CK-12 to Support Struggling Readers
X
How to Use CK-12 to Support Struggling Readers
Save Hundreds of Pages Unneeded Textbooks with CK-12
X
Save Hundreds of Pages Unneeded Textbooks with CK-12
School Districts Adapting to Electronic Textbooks with CK-12
X
School Districts Adapting to Electronic Textbooks with CK-12

Comments from Educators

I have two children. One is 10 and the other 7 and they both are getting better with math as the semesters go by. Thank you for makimg this site free.

Chantely B.

well I am impressed by the high quality of the material, best of all, free to use. Keep up the good work!

Cesar R.

I love the helpful video links within the textbook and the integrated practice problems for the students

Cathy C.

I have used parts and all of many lesson plans. Thanks.

Cathryn B.

Providing guided resources for teaching Earth Science. I class that I only recently began teaching was incredibly beneficial

Cassy B.

It has given my students wonderful lessons!

Carolyn H.

I shared this resource with my students

Carmen M.

It has helped me find resources for my students

Carema M.

Helped me become a better teacher by offering a variety of resources to keep them engaged!

Caitlin C.

CK 12 was useful as I could download the text books for use with me students. Now I cannot do that anymore. Congratulations on your 10'th anniversary, you have gone from useful to useless for me.

C Smith

Comments from Students

love the worksheets

Marcie C.

The drill and practice has helped my son recognize which function a math problem requires.

Marc M.

CK-12 helped me in creating clil lesson and in developing biogeography.

Mara C.

to edcuate lower class student

Manish

video tutorials for lesson plans!

Macie M.

Improveing the motivation of my pupils

Maisa A.

I have read your biology books. With the help of ck books I am able to clear doubts of daughter and its helped me a lot. Thank you very much for CK

M.

CK-12 helps me find resources necessary for teaching standards and skills that are not in my current text book. It is supplemental material and websites that help me teach!

M Hance

I have just been assigned to teach 7th and 8th grade Science.

Lynn J.

CK-12 has provided resources so that I can be a more effective teacher!!

Lydia C.