Google Script

Google Apps Script -- identical syntax as JavaScript but used outside the browser to drive communication and automation in, between, and around Google Apps applications; getting more popular every day as schools pick up Google Apps for Edu

https://script.google.com/macros/d/MXao4TNdxqUmNyr7sohQMDO0wymGcLwv-/edit?splash=yes

Google App Engine -- once they know Python, they can start writing web apps and backend services for the mobile apps they built with AppInventor :-)

good place you can grab stuff and build courses using CB is the Google Developers Academy. these are classes that folks on our DevRel team have created for a variety of our APIs. we've deliberately released them under an open license so folks like yourselves can build and offer (even commercially) courses based on our material!