The first segment of books in the Old Testament are known as the Books of Law.  In Hebrew, these books are known as the Torah, and in Greek they are known as the Pentateuch. They are followed by the Books of History, the Books of Poetry, the Major Prophets and Minor Prophets. The OT Books of the Bible in Order are as follows:

Books of Law (5):

• Genesis
• Exodus
• Leviticus
• Numbers
• Deuteronomy

Books of History (12):

• Joshua
• Judges
• Ruth
• 1 Samuel
• 2 Samuel
• 1 Kings
• 2 Kings
• 1 Chronicles
• 2 Chronicles
• Ezra
• Nehemiah
• Esther

Books of Poetry (5):

• Job
• Psalms
• Proverbs
• Ecclesiastes
• Song of Songs

Major Prophets (5):

• Isaiah
• Jeremiah
• Lamentations
• Ezekiel
• Daniel

Minor Prophets (12):

• Hosea
• Joel
• Amos
• Obadiah
• Jonah
• Micah
• Nahum
• Habakkuk
• Zephaniah
• Haggai
• Zechariah
• Malachi

The first segment of books in the New Testament are known as the The Four Gospels.  They are followed by The Acts of the Apostles, the Pauline Epistles, the General Epistles and the Apocalypse.  The NT Books of the Bible in Order are as follows:

The Four Gospels (4):

• Gospel of Matthew
• Gospel of Mark
• Gospel of Luke
• Gospel of John

The Acts of the Apostles (1):

• Acts

Pauline Epistles (13):

• Romans
• 1 Corinthians
• 2 Corinthians
• Galatians
• Ephesians
• Philippians
• Colossians
• 1 Thessalonians
• 2 Thessalonians
• 1 Timothy
• 2 Timothy
• Titus
• Philemon

General Epistles (8):

• Hebrews
• James
• 1 Peter
• 2 Peter
• 1 John
• 2 John
• 3 John
• Jude

Apocalypse (1):

• Revelation