The CK-12 Foundation has launched its first free interactive math practice problems and videos for K1-5 grade levels. The new offering is fully aligned to Common Core and represents the first time ...
The CK-12 Foundation, a nonprofit organization that develops open source software for education, has introduced free math and science adaptive practice apps for iOS and Android devices, expanding the ...
A new chapter added to an online physics textbook will put relevant and timely NASA material at the hands of science educators across the country. NASA and the non-profit CK-12 Foundation announce the ...
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