AWS Educate has a great platform to learn about robotics and ROS.   They've recently released three new digital badges to support the study of robotics using the AWS platform.  

If you haven't signed up for AWS Educate it's open to all educators and students.  All you need to do is apply and be sure to use you school email.  If you have any questions, please feel free to reach out!

https://www.awseducate.com/educator/s/studentbadges