There are readily available templates that you can use in creating your own course. 

1. From the dashboard, click on Cast Editor.

2. Select a block to add your course. Click the Edit or pencil icon.

3. Click on the plus button that will appear below.

4. Click the Create a course button.

4. Under Recommended for you are the Cast Courses you can use to start building your course. Click on any available template to proceed.

5. Your new course is created from the selected template. This Cast Course template already has existing resources that you can rearrange and modify to suit your needs. 

Click on the Course Set button to add available resources to your new course. 

Simply drag your preferred resource from the Course Set section and drop them to your Course Editor.