Both cloning and sending copies can be done from the same menu. See below:
In the Drafts section of the Lessons module, select the ellipsis to the right of the lesson. Choose from Clone or Send Copy.
When Cloning: The lesson will have a default title of the original lesson title with the word Copy at the end. This title can be changed by clicking on the lesson and selecting the pencil icon next to the title.
When Sending a Copy: Make sure to type in the entire email address of the user you want to share it with. Then hit enter on your keyboard and click the user.
Want to learn more about Lessons? Check out the articles below!