Anything that I can easily view, without payment? Youtube Channels and other links are accepted.
You can start reading here for some of the basics:
https://scriptinghelpers.org/glossary
Or you can check out the Wiki:
Along with what SirBrayden said, I have a few more places
Here are some great youtubers to help
https://www.youtube.com/watch?v=NSQQ9ZchtzE Channel = ROBLOX
https://www.youtube.com/channel/UCp1R0TBvgM7gj0rwTYULmSA Channel = AlvinBLOX
https://www.youtube.com/user/PeasFactory Channel = Peaspod
https://www.youtube.com/user/JohanSKruger Channel = JohanSKruger
https://www.youtube.com/user/Rrrrry123 Channel = Rrrrry123
https://www.youtube.com/user/nejihyuga901 Channel = Friaza
Those are the main channels that I recommend. But, there are a TON more you can check out
The Wiki is a great place
http://wiki.roblox.com/index.php?title=AllTutorials
http://wiki.roblox.com/index.php?title=Beginner%27s_GUI_Tutorial -- for GUIs
Of course a lot more
Yes, free models are also a great place to learn
Hopefully I got all that I saw ;3
(sorry if the special comments are wrong. I really only use Lua. If they are wrong I will fix them)