Quick easy Git for noobs

[BozoDel]

https://try.github.io

It was useful for me, I hope it helps the new folks.

[Ensayia]

This is actually really helpful. I wish I had it when I was learning Git. This is good enough that with a changed title it could even be a sticky.

[christiankolding]

If you want to dive deeper then http://git-scm.com/book is free and reportedly really good.