I am a High School student who has experienced both V5 and Cortex years.
While I was a freshman, we were introduced to cs2n for the VEX Cortex. But after looking at their website again, they added more for the VEX V5 system as well as components for them:
Although I am just a student, it would be awesome for you to introduce them onto the forum and teach them to utilize the forum. Research is a very beneficial part in STEM-Learning. One good thread that may be useful to utilize for yourself and others is the community-made wiki thread that contains information on how to improve on a subject within robotics: