Question

what do known about Mesopotamia script​

Answer 1

Cuneiform is a system of writing first developed by the ancient Sumerians of Mesopotamia c. 3500-3000 BCE. It is considered the most significant among the many cultural contributions of the Sumerians and the greatest among those of the Sumerian city of Uruk which advanced the writing of cuneiform c. 3200 BC

Answer 2

The principal languages of ancient Mesopotamia were Sumerian, Babylonian and Assyrian (together sometimes known as 'Akkadian'), Amorite, and - later - Aramaic. They have come down to us in the "cuneiform" (i.e. wedge-shaped) script, deciphered by Henry Rawlinson and other scholars in the 1850s.