“CK-12’s adaptable platform is empowering to teachers. That’s invaluable!”Tim HoltDirector of Instructional servicesEl Paso ISD, TX
“CK-12 has become an integral component of the Tullahoma City Schools curricular program and has served as a great conduit for the open source content we have developed.”Dr. Dan LawsonDirector of SchoolsTullahoma City Schools, TN
“CK-12 is a great learning tool. I would highly recommend it as an additional resource for engaging a student and enhancing the learning curve.”Arjan HarjaniProgram Director & Science ChairProvidence High School, CA
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