Testimonials

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

CK-12 is Adjustable to Each Student's Level of Learning
X
CK-12 is Adjustable to Each Student's Level of Learning
Students Love CK-12 Study Guides
X
Students Love CK-12 Study Guides
CK-12 PLIX Makes it Very Easy for Teachers With Very Little Prep Time
X
CK-12 PLIX Makes it Very Easy for Teachers With Very Little Prep Time
Personalizing and Blending Learning with CK-12
X
Personalizing and Blending Learning with CK-12
CK-12 Meets Every Student's Needs
X
CK-12 Meets Every Student's Needs
EPISD Saw Results After One Year of CK-12 FlexBooks®
X
EPISD Saw Results After One Year of CK-12 FlexBooks®
CK-12 Offers Support for All Students and Teachers Worldwide
X
CK-12 Offers Support for All Students and Teachers Worldwide
Be a Champion Educator with CK-12
X
Be a Champion Educator with CK-12
Using CK-12 Modalities to Bring Learning to Life
X
Using CK-12 Modalities to Bring Learning to Life
CK-12 Keeps Your Students Engaged
X
CK-12 Keeps Your Students Engaged
CK-12 Fuels a Greater Learning Experience
X
CK-12 Fuels a Greater Learning Experience
CK-12 Availability: No More Excuses
X
CK-12 Availability: No More Excuses

Comments from Educators

Very good resources and excellent lessons.

Erington

Great resources to support MYP curriculum without textbooks

Erin

I have relied on CK-12 for simulators to help my students understand topics that are not able to be done easily in the classroom and has helped them to learn and also saved the school money!! Thank you and happy anniversary!!

Ericka O.

It has helped me with the additional resources available. They are very useful.

Emma

its helps me get better and learn new resources

Eric S.

lesson plan for the topic mendel's law of inheritance

Eric C.

Send Geometry support materials

Emmanuel N.

Access to awesome texts for my students!

Emma

I love using the free resources as a literacy component in my science classroom. Many topics that I teach can be found at Ck-12 and the content is both accurate and engaging!

Emily I.

I began homeschooling and immediately went into panic mode, but after another homeschooling mother recommended this site I was immediately put at ease.

Elizabeth S.

Comments from Students

science was hard now it is easy thanks

Juan

I liked this website. It helped me a lot with my work

Jozabad S.

It has helped me want to do school every day!

Joy B.

it helped a lot through school learned lots and tons of stuff

Jose S.

Ck-12 Has helped me learn some really interesting new stuff I haven't learned. It helps students learn and also teachers. It provides the information that I look for.

Jose R.

Ck12 has helped me understand math concepts to science genetics and i can't express how much its help me on my education pursuit.

Jose R.

CK-12 has helped me pass chemistry, also hi.

Jose M.

It helped me learn new things i never thought i would have learned before.

Jonathan L.

Happy 10th anniversary! cK-12 has helped me learn so much, from science to social studies, and everywhere in between. Keep up the good work!

Jonathan G.

It's a relatively decent website that I find myself using usually.

John S.