Create a Space
Once you have logged into your Lessonspace account https://www.thelessonspace.com/ you can create a new space by clicking on Spaces in the left-hand panel. Then create a New Space by clicking on the button on the right. See the image below for more details:
You can name a Space when creating it by clicking on the dropdown triangle icon next to New Space. You can name the Space then hit Create. You can also rename a Space later, here's how.