Welcome to the Canvas Community!!!
You have posted your question in the Canvas Community public forum. This forum is designed to answer questions regarding how to use the Canvas Learning Management System.
You can click on Courses > All Course to see if your course is there and if it is published or not.
How do I use the Global Navigation Menu as a student?
How do I use the Dashboard as a student?
I also found this on the Clark College website:
Smart Penguin - Canvas Video Tutorials
Intro to eLearning Orientations
Retrieving data ...