9 course bundles on sale for just $20 this weekend

Whether you're looking to get CPA certified, brush up on your Microsoft Excel skills, or start a side hustle, there's a course bundle for that.

For a limited time, these nine training and investment learning bundles are all on sale. And you won't find them on Amazon this Prime Day, BTW.

The Professional Microsoft Excel Certification Training Bundle

This eight-course bundle will teach you how to use formulas in Excel and transform your data into digestible visuals. While it's valued at $1,600, you can sign up for just $20 for a limited time.