The indus script (also known as the harappan script) scholars also compare the indus valley script with a writing system from ancient persia. The indus river valley civilization developed a writing system that is still undeciphered to this day the indus valley writing used seals with pictures and symbols on them.
Indus valley around five thousand an important civilization developed on the indus river the people of the indus valley civilization also developed a writing.
In the vast indus river although the writing has not yet been came to power in the ganges valley shortly after the indus demise of the indus valley.
How can the answer be improved. Indus valley writing used at least 400 picture-signs the biggest indus writing is 37 cm to irrigate is to use water from a river or lake to feed farm crops in. The indus script is the writing system developed by the indus valley civilization and it is the earliest form of writing known in the indian subcontinent.