Chinese Oracle Bones
Used to speak to the gods.
What are Chinese oracle bones?
First found by farmers thinking that they were bones from dragons. They gave the bones to scholars to study. The scholars found out that the bones were from pigs and oxen. Also the scholars found writing on the bones...
How did they use the bones to talk to the gods?
The way they talked to the gods via oracle bones is that a temple they would scratch words into the bones then they would put them into the fire. The fire would heat up the bones and they would crack and the cracks would form words and the words would be the answer.