Countable And Uncountable Nouns

Countable nouns are nouns which can be counted.
Children, books, birds and houses is countable nouns.
A, an, a few, many several, some, any, plenty of, a lot of and large number of are used with countable nouns.

Uncountable nouns are nouns which cannot be counted
We call rice, flour, water and ink is uncountable nouns.
A little, a great deal of, much, some, any plenty of, a lot of and a large number of are used with uncountable nouns.