You could substitute git with WhatsApp, Google Drive, or e-mail for small projects, and get by just fine, but, why not spend 15 minutes learning the basics of git?
As far as I know, the use of git and other distributed version control software is very popular, and we don't see the same hesitation when adopting technologies like Google Docs and its collaborative editing features in college or university.
Is distributed version control software truly a controversial technology?
If distributed version control software is not suitable for use in college and university, what would be a more appropriate technology?