Share your content with the CK-12 community

Written by admin on November 19, 2010

Share your secret sauce with other teachers!

Have you designed a great lesson plan for your class, developed an interesting worksheet or set of problems for your students, or created exciting labs and activities to supplement your science/math textbook? How would you like to share this creative product with your teaching community? We’d like to hear about it.

Just donate your favorite problem set, worksheet, lab, activity or lesson plan that covers any of the middle- or high-school science/math subjects and

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Privacy Policy Summary

Written by admin on May 28, 2010

NOTICE: Our Privacy Policy has been updated and has experienced the following changes

1) Section 9 (NOTICE TO CALIFORNIA RESIDENTS – YOUR CALIFORNIA PRIVACY RIGHTS) – This entire section was moved to the front of the policy.

2)Section 3(1) – The sentence “We do not collect your personal information unless it is voluntarily disclosed by you” was deleted.

3)Section 3(1) – The last sentence was revised as “The following describes the circumstances in which we may collect personal

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