How do I export and import learning apps or badges?
To Export a learning app from your community, access your App Author tool from the Tools menu:

Find and select the Learning App or Badge that you wish to export and from the "Actions" dropdown menu select "Export". This will download a zip file to your computer of the selected App or Badge:

To Import this learning app or badge, go to the Learning App Author tool of the Community you wish to Import the learning app or badge to:

Click the blue "Create" button and select "Import" under Learning App or Badge:

Select the .zip file you wish to import and click "Open" to complete the import
Once the import is complete, the imported learning app or badge will appear as a draft in both the "My Apps" and "In Progress Apps" tabs of your Learning App Author page: