Learning the Arabic Articles is very important because its structure is used in every day conversation. The more you master it the more you get closer to mastering the Arabic language. But first we need to know what the role of Articles is in the structure of the grammar in Arabic.
Arabic articles are words that combine with a noun to indicate the type of reference being made by the noun. Generally articles specify the grammatical definiteness of the noun. Examples are "the, a, and an". Here are some examples:

articles مَقَالَات maqaalaat
the ال al
a no equivalent in arabic
one وَاحِد waahed
some بَعْض ba'th
few قَلِيْل qaleeel
the book الْكِتَاب alketaab
the books الْكُتُب alkotob
a book كِتَاب ketaab
one book كِتَاب وَاحِد ketaab waahed
some books بَعْض الْكُتُب ba'th alkotob
few books الْقَلْيْل مِن الْكُتُب alqaleel men alkotob