LearnHub
Every lesson and/or test you create through LearnHub can be published with the CC license. During the publishing process, you can quickly pick the license that meets your need.
Adding Creative Commons to your Lesson Page:
Step 1.
Once you've completed your lesson and are ready to publish your lesson to a LearnHub community, you must use the Publishing Widget found to the left of the page editor.
Affiliation
LearnHub
Organization Type
network, educational
Location
Unspecified
Language
Unspecified
Tags
None
Open or Free Statement
yes