These are the equivalent of Hash Maps or Python Dictionaries for Nix.
Writing Methods
= for children
x = {
	one = "hello";
	two = "world";
	three = 9;
}. for children
x.one = "hello";
x.two = "world";
x.three = 9;= to a set
x = {one = "hello"};
x = {two = "world"};
x = {three = 9};Reading Children
x.one
// > "hello"