Steps
Select Explore in the top menu
You arrive on the Explore Surveys page
Search for a survey by name by typing in the Surveys Search bar
Select a survey’s name (or click the Preview button)
You arrive on its Survey Template page
Click the Add To Projects button
A popup appears with a list of all the projects you have editorial control over
Tick the projects you want to add the survey to and then press Save
The popup closes
Each time a Survey Template is added to a project, it creates a Survey Campaign