Yet, despite its accomplishments, much about the Indus Valley Civilization remains a mystery—particularly its writing system.

These ancient scripts from the Indus Valley Civilization and the Hittite Civilization both used a writing system which wrote from left to right and then right to left. Source: Getty Images The ...

For more than a century, the ancient Indus script has mystified researchers. Left behind by the Indus Valley civilization ... perhaps the most important system of writing that is undeciphered.” ...

Weight measurement system? Some of its artifacts? Experts still don’t know. But one mystery looms larger than the rest: How, when and why did the Indus valley civilization disappear? Experts ...

The writing was discovered on pottery and tablets from an Indus Valley civilization called the Harappan ... The Indus script is perhaps the most important system of writing that is undeciphered ...

We have not been able to clearly understand the writing system of the once flourishing Indus Valley,' he said ... do know some details about the Indus civilization, also known as Harappan ...

The Indus Valley Civilization (IVC), or Harappan Civilization ... with large communal buildings and the world’s earliest sanitation system—a degree of urban planning not to be seen again ...

Mesopotamian Civilization 3500 BCE - 500 BCE Gave birth to the world's first cities, writing system, and complex societies like Babylon and Assyria. Indus Valley Civilization 3300 BCE - 1300 BCE ...