SQLite Installation

Does anybody on this planet who is not a certified nerd understand how to install this? I’m extremely disappointed with Code Academy on this. I thought that this site and the SQL course was for beginners. THIS IS TASK IS NOT A BEGINNER LEVEL TASK!

https://www.codecademy.com/courses/learn-sql/articles/what-is-sqlite?action=resume_content_item

Git -Bash Terminal??? Command line???