What is thoryies? ? why do we learn thoryies? ? is it true? ?

I think you mean theories; Theroies a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.

 We learn theroies because theories provide a basis to understand how people learn and a way to explain, describe, analyze and predict learning. In that sense, a theory helps us make more informed decisions around the design, development and delivery of learning.

Explanation:

answer; (cognitive   dissonance);

i need !