>Oh my God! WHY?!? Why would you ever create a site that says
>it's for 5th-7th graders,

Does it? Where?

>and use graduate-level information
>to explain theorems?

Can you please be more specific. By my last estimate, there are more than 1000 pages, and I certainly can point to quite a few suitable the middle school.

>I'm 19 years old, and I'm in
>graduate-level calculus now, and I barely understand some of
>this stuff...

Again, I'd be grateful for a few specific pointers.

>What you're doing to young minds is horrible.

This is a first. Really.

>Why confuse kids and make them hate math even more than they
>already do?

There is no reason I can think of.