Blind drawing is widely used as an exersize in drawing lessons. We use it to train our eyes. Our brain can trick our eyes into thinking we logically know how something looks, and blind drawing is a helpful way to start practicing to trust your eyes - not your brain. I started using blind drawing as a primary tool, because I found that I could let go of control, I could let go of perfectionism and it allowed me to work more intuitively. This was a relief after years of classical training (classic

How does the brain work? Alzheimer's Society

Structure of brain and its functions.